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Finding the Fourth Proportional to 92,110, 127,111.80 and 52,366

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Solution

The fourth proportional to 92,110, 127,111.80 and 52,366 is: 72,265.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,110 : 127,111.80 = 52,366 : x
  2. Step 2: Convert to fraction form
    92,110/127,111.80 = 52,366/x
  3. Step 3: Cross multiply
    92,110x = 127,111.80 × 52,366
  4. Step 4: Simplify right side
    92,110x = 6,656,336,518.80
  5. Step 5: Solve for x
    x = 6,656,336,518.80/92,110
  6. Step 6: Final answer
    x = 72,265.08

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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.