Home / 66,249.61-99,265.21-38,193.32

Finding the Fourth Proportional to 66,249.61, 99,265.21 and 38,193.32

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Solution

The fourth proportional to 66,249.61, 99,265.21 and 38,193.32 is: 57,227.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,249.61 : 99,265.21 = 38,193.32 : x
  2. Step 2: Convert to fraction form
    66,249.61/99,265.21 = 38,193.32/x
  3. Step 3: Cross multiply
    66,249.61x = 99,265.21 × 38,193.32
  4. Step 4: Simplify right side
    66,249.61x = 3,791,267,930.40
  5. Step 5: Solve for x
    x = 3,791,267,930.40/66,249.61
  6. Step 6: Final answer
    x = 57,227.02

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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.