Home / 93,867.50-129,537.16-56,150.66

Finding the Fourth Proportional to 93,867.50, 129,537.16 and 56,150.66

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Solution

The fourth proportional to 93,867.50, 129,537.16 and 56,150.66 is: 77,487.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,867.50 : 129,537.16 = 56,150.66 : x
  2. Step 2: Convert to fraction form
    93,867.50/129,537.16 = 56,150.66/x
  3. Step 3: Cross multiply
    93,867.50x = 129,537.16 × 56,150.66
  4. Step 4: Simplify right side
    93,867.50x = 7,273,597,028.53
  5. Step 5: Solve for x
    x = 7,273,597,028.53/93,867.50
  6. Step 6: Final answer
    x = 77,487.92

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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.