Home / 87,700.64-131,557.90-24,521.17

Finding the Fourth Proportional to 87,700.64, 131,557.90 and 24,521.17

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Solution

The fourth proportional to 87,700.64, 131,557.90 and 24,521.17 is: 36,783.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,700.64 : 131,557.90 = 24,521.17 : x
  2. Step 2: Convert to fraction form
    87,700.64/131,557.90 = 24,521.17/x
  3. Step 3: Cross multiply
    87,700.64x = 131,557.90 × 24,521.17
  4. Step 4: Simplify right side
    87,700.64x = 3,225,953,630.74
  5. Step 5: Solve for x
    x = 3,225,953,630.74/87,700.64
  6. Step 6: Final answer
    x = 36,783.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.