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Finding the Fourth Proportional to 92,572.62, 127,750.62 and 52,286.86

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Solution

The fourth proportional to 92,572.62, 127,750.62 and 52,286.86 is: 72,156.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,572.62 : 127,750.62 = 52,286.86 : x
  2. Step 2: Convert to fraction form
    92,572.62/127,750.62 = 52,286.86/x
  3. Step 3: Cross multiply
    92,572.62x = 127,750.62 × 52,286.86
  4. Step 4: Simplify right side
    92,572.62x = 6,679,678,782.85
  5. Step 5: Solve for x
    x = 6,679,678,782.85/92,572.62
  6. Step 6: Final answer
    x = 72,156.10

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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.