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Finding the Fourth Proportional to 92,557.82, 127,722.57 and 52,275.62

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Solution

The fourth proportional to 92,557.82, 127,722.57 and 52,275.62 is: 72,136.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,557.82 : 127,722.57 = 52,275.62 : x
  2. Step 2: Convert to fraction form
    92,557.82/127,722.57 = 52,275.62/x
  3. Step 3: Cross multiply
    92,557.82x = 127,722.57 × 52,275.62
  4. Step 4: Simplify right side
    92,557.82x = 6,676,776,534.74
  5. Step 5: Solve for x
    x = 6,676,776,534.74/92,557.82
  6. Step 6: Final answer
    x = 72,136.28

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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.