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Finding the Fourth Proportional to 92,663.80, 127,874.70 and 52,376.22

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Solution

The fourth proportional to 92,663.80, 127,874.70 and 52,376.22 is: 72,278.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,663.80 : 127,874.70 = 52,376.22 : x
  2. Step 2: Convert to fraction form
    92,663.80/127,874.70 = 52,376.22/x
  3. Step 3: Cross multiply
    92,663.80x = 127,874.70 × 52,376.22
  4. Step 4: Simplify right side
    92,663.80x = 6,697,593,419.63
  5. Step 5: Solve for x
    x = 6,697,593,419.63/92,663.80
  6. Step 6: Final answer
    x = 72,278.43

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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.