Home / 92,437.38-127,555.29-52,140.42

Finding the Fourth Proportional to 92,437.38, 127,555.29 and 52,140.42

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Solution

The fourth proportional to 92,437.38, 127,555.29 and 52,140.42 is: 71,949.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,437.38 : 127,555.29 = 52,140.42 : x
  2. Step 2: Convert to fraction form
    92,437.38/127,555.29 = 52,140.42/x
  3. Step 3: Cross multiply
    92,437.38x = 127,555.29 × 52,140.42
  4. Step 4: Simplify right side
    92,437.38x = 6,650,786,393.82
  5. Step 5: Solve for x
    x = 6,650,786,393.82/92,437.38
  6. Step 6: Final answer
    x = 71,949.10

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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.