Home / 61,184.16-91,765.24-38,931.44

Finding the Fourth Proportional to 61,184.16, 91,765.24 and 38,931.44

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Solution

The fourth proportional to 61,184.16, 91,765.24 and 38,931.44 is: 58,390.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,184.16 : 91,765.24 = 38,931.44 : x
  2. Step 2: Convert to fraction form
    61,184.16/91,765.24 = 38,931.44/x
  3. Step 3: Cross multiply
    61,184.16x = 91,765.24 × 38,931.44
  4. Step 4: Simplify right side
    61,184.16x = 3,572,552,935.15
  5. Step 5: Solve for x
    x = 3,572,552,935.15/61,184.16
  6. Step 6: Final answer
    x = 58,390.16

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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.