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Finding the Fourth Proportional to 92,625.76, 127,822.35 and 52,336.90

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Solution

The fourth proportional to 92,625.76, 127,822.35 and 52,336.90 is: 72,224.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,625.76 : 127,822.35 = 52,336.90 : x
  2. Step 2: Convert to fraction form
    92,625.76/127,822.35 = 52,336.90/x
  3. Step 3: Cross multiply
    92,625.76x = 127,822.35 × 52,336.90
  4. Step 4: Simplify right side
    92,625.76x = 6,689,825,549.72
  5. Step 5: Solve for x
    x = 6,689,825,549.72/92,625.76
  6. Step 6: Final answer
    x = 72,224.24

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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.