Home / 93,732.62-129,351.02-51,291.16

Finding the Fourth Proportional to 93,732.62, 129,351.02 and 51,291.16

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Solution

The fourth proportional to 93,732.62, 129,351.02 and 51,291.16 is: 70,781.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,732.62 : 129,351.02 = 51,291.16 : x
  2. Step 2: Convert to fraction form
    93,732.62/129,351.02 = 51,291.16/x
  3. Step 3: Cross multiply
    93,732.62x = 129,351.02 × 51,291.16
  4. Step 4: Simplify right side
    93,732.62x = 6,634,563,862.98
  5. Step 5: Solve for x
    x = 6,634,563,862.98/93,732.62
  6. Step 6: Final answer
    x = 70,781.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.