Home / 147,131.60-220,402.02-124,545.56

Finding the Fourth Proportional to 147,131.60, 220,402.02 and 124,545.56

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Solution

The fourth proportional to 147,131.60, 220,402.02 and 124,545.56 is: 186,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,131.60 : 220,402.02 = 124,545.56 : x
  2. Step 2: Convert to fraction form
    147,131.60/220,402.02 = 124,545.56/x
  3. Step 3: Cross multiply
    147,131.60x = 220,402.02 × 124,545.56
  4. Step 4: Simplify right side
    147,131.60x = 27,450,093,006.03
  5. Step 5: Solve for x
    x = 27,450,093,006.03/147,131.60
  6. Step 6: Final answer
    x = 186,568.30

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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.