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Finding the Fourth Proportional to 96,656.27, 133,082.53 and 87,798.92

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Solution

The fourth proportional to 96,656.27, 133,082.53 and 87,798.92 is: 120,887.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,656.27 : 133,082.53 = 87,798.92 : x
  2. Step 2: Convert to fraction form
    96,656.27/133,082.53 = 87,798.92/x
  3. Step 3: Cross multiply
    96,656.27x = 133,082.53 × 87,798.92
  4. Step 4: Simplify right side
    96,656.27x = 11,684,501,519.96
  5. Step 5: Solve for x
    x = 11,684,501,519.96/96,656.27
  6. Step 6: Final answer
    x = 120,887.16

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1.5x scale

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.