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Finding the Fourth Proportional to 92,666.52, 127,876.28 and 50,224.12

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Solution

The fourth proportional to 92,666.52, 127,876.28 and 50,224.12 is: 69,307.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,666.52 : 127,876.28 = 50,224.12 : x
  2. Step 2: Convert to fraction form
    92,666.52/127,876.28 = 50,224.12/x
  3. Step 3: Cross multiply
    92,666.52x = 127,876.28 × 50,224.12
  4. Step 4: Simplify right side
    92,666.52x = 6,422,473,631.87
  5. Step 5: Solve for x
    x = 6,422,473,631.87/92,666.52
  6. Step 6: Final answer
    x = 69,307.38

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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.