Home / 138,185.05-207,275.25-62,241.34

Finding the Fourth Proportional to 138,185.05, 207,275.25 and 62,241.34

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Solution

The fourth proportional to 138,185.05, 207,275.25 and 62,241.34 is: 93,360.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,185.05 : 207,275.25 = 62,241.34 : x
  2. Step 2: Convert to fraction form
    138,185.05/207,275.25 = 62,241.34/x
  3. Step 3: Cross multiply
    138,185.05x = 207,275.25 × 62,241.34
  4. Step 4: Simplify right side
    138,185.05x = 12,901,088,997.63
  5. Step 5: Solve for x
    x = 12,901,088,997.63/138,185.05
  6. Step 6: Final answer
    x = 93,360.96

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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.