Home / 138,094.92-207,154.20-59,190.36

Finding the Fourth Proportional to 138,094.92, 207,154.20 and 59,190.36

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Solution

The fourth proportional to 138,094.92, 207,154.20 and 59,190.36 is: 88,790.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,094.92 : 207,154.20 = 59,190.36 : x
  2. Step 2: Convert to fraction form
    138,094.92/207,154.20 = 59,190.36/x
  3. Step 3: Cross multiply
    138,094.92x = 207,154.20 × 59,190.36
  4. Step 4: Simplify right side
    138,094.92x = 12,261,531,673.51
  5. Step 5: Solve for x
    x = 12,261,531,673.51/138,094.92
  6. Step 6: Final answer
    x = 88,790.61

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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.