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Finding the Fourth Proportional to 92,305.60, 127,382.22 and 52,019.98

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Solution

The fourth proportional to 92,305.60, 127,382.22 and 52,019.98 is: 71,787.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,305.60 : 127,382.22 = 52,019.98 : x
  2. Step 2: Convert to fraction form
    92,305.60/127,382.22 = 52,019.98/x
  3. Step 3: Cross multiply
    92,305.60x = 127,382.22 × 52,019.98
  4. Step 4: Simplify right side
    92,305.60x = 6,626,420,536.76
  5. Step 5: Solve for x
    x = 6,626,420,536.76/92,305.60
  6. Step 6: Final answer
    x = 71,787.85

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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.