Home / 87,792.32-131,702.16-28,614.26

Finding the Fourth Proportional to 87,792.32, 131,702.16 and 28,614.26

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Solution

The fourth proportional to 87,792.32, 131,702.16 and 28,614.26 is: 42,925.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,792.32 : 131,702.16 = 28,614.26 : x
  2. Step 2: Convert to fraction form
    87,792.32/131,702.16 = 28,614.26/x
  3. Step 3: Cross multiply
    87,792.32x = 131,702.16 × 28,614.26
  4. Step 4: Simplify right side
    87,792.32x = 3,768,559,848.80
  5. Step 5: Solve for x
    x = 3,768,559,848.80/87,792.32
  6. Step 6: Final answer
    x = 42,925.85

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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.