Home / 74,137.87-111,160.07-62,897.13

Finding the Fourth Proportional to 74,137.87, 111,160.07 and 62,897.13

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Solution

The fourth proportional to 74,137.87, 111,160.07 and 62,897.13 is: 94,306.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,137.87 : 111,160.07 = 62,897.13 : x
  2. Step 2: Convert to fraction form
    74,137.87/111,160.07 = 62,897.13/x
  3. Step 3: Cross multiply
    74,137.87x = 111,160.07 × 62,897.13
  4. Step 4: Simplify right side
    74,137.87x = 6,991,649,373.60
  5. Step 5: Solve for x
    x = 6,991,649,373.60/74,137.87
  6. Step 6: Final answer
    x = 94,306.05

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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.