Home / 91,881.24-137,792.69-29,537.16

Finding the Fourth Proportional to 91,881.24, 137,792.69 and 29,537.16

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Solution

The fourth proportional to 91,881.24, 137,792.69 and 29,537.16 is: 44,296.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,881.24 : 137,792.69 = 29,537.16 : x
  2. Step 2: Convert to fraction form
    91,881.24/137,792.69 = 29,537.16/x
  3. Step 3: Cross multiply
    91,881.24x = 137,792.69 × 29,537.16
  4. Step 4: Simplify right side
    91,881.24x = 4,070,004,343.86
  5. Step 5: Solve for x
    x = 4,070,004,343.86/91,881.24
  6. Step 6: Final answer
    x = 44,296.36

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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.