Home / 106,623,003.80-159,934,505.70-87,251,979.35

Finding the Fourth Proportional to 106,623,003.80, 159,934,505.70 and 87,251,979.35

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Solution

The fourth proportional to 106,623,003.80, 159,934,505.70 and 87,251,979.35 is: 130,877,969.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,623,003.80 : 159,934,505.70 = 87,251,979.35 : x
  2. Step 2: Convert to fraction form
    106,623,003.80/159,934,505.70 = 87,251,979.35/x
  3. Step 3: Cross multiply
    106,623,003.80x = 159,934,505.70 × 87,251,979.35
  4. Step 4: Simplify right side
    106,623,003.80x = 13,954,602,188,688,856
  5. Step 5: Solve for x
    x = 13,954,602,188,688,856/106,623,003.80
  6. Step 6: Final answer
    x = 130,877,969.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.