Home / 87,463.94-120,695.23-49,225.07

Finding the Fourth Proportional to 87,463.94, 120,695.23 and 49,225.07

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Solution

The fourth proportional to 87,463.94, 120,695.23 and 49,225.07 is: 67,927.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,463.94 : 120,695.23 = 49,225.07 : x
  2. Step 2: Convert to fraction form
    87,463.94/120,695.23 = 49,225.07/x
  3. Step 3: Cross multiply
    87,463.94x = 120,695.23 × 49,225.07
  4. Step 4: Simplify right side
    87,463.94x = 5,941,231,508.69
  5. Step 5: Solve for x
    x = 5,941,231,508.69/87,463.94
  6. Step 6: Final answer
    x = 67,927.79

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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.