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Finding the Fourth Proportional to 92,110.72, 127,112.16 and 52,366.72

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Solution

The fourth proportional to 92,110.72, 127,112.16 and 52,366.72 is: 72,265.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,110.72 : 127,112.16 = 52,366.72 : x
  2. Step 2: Convert to fraction form
    92,110.72/127,112.16 = 52,366.72/x
  3. Step 3: Cross multiply
    92,110.72x = 127,112.16 × 52,366.72
  4. Step 4: Simplify right side
    92,110.72x = 6,656,446,891.32
  5. Step 5: Solve for x
    x = 6,656,446,891.32/92,110.72
  6. Step 6: Final answer
    x = 72,265.71

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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.