Home / 87,034.79-120,097.24-53,030.92

Finding the Fourth Proportional to 87,034.79, 120,097.24 and 53,030.92

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Solution

The fourth proportional to 87,034.79, 120,097.24 and 53,030.92 is: 73,176.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,034.79 : 120,097.24 = 53,030.92 : x
  2. Step 2: Convert to fraction form
    87,034.79/120,097.24 = 53,030.92/x
  3. Step 3: Cross multiply
    87,034.79x = 120,097.24 × 53,030.92
  4. Step 4: Simplify right side
    87,034.79x = 6,368,867,126.66
  5. Step 5: Solve for x
    x = 6,368,867,126.66/87,034.79
  6. Step 6: Final answer
    x = 73,176.11

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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.