Home / 163,905.37-245,900.30-89,006.29

Finding the Fourth Proportional to 163,905.37, 245,900.30 and 89,006.29

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Solution

The fourth proportional to 163,905.37, 245,900.30 and 89,006.29 is: 133,532.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,905.37 : 245,900.30 = 89,006.29 : x
  2. Step 2: Convert to fraction form
    163,905.37/245,900.30 = 89,006.29/x
  3. Step 3: Cross multiply
    163,905.37x = 245,900.30 × 89,006.29
  4. Step 4: Simplify right side
    163,905.37x = 21,886,673,412.89
  5. Step 5: Solve for x
    x = 21,886,673,412.89/163,905.37
  6. Step 6: Final answer
    x = 133,532.38

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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.