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Finding the Fourth Proportional to 57,376.92, 79,116.22 and 37,207.32

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Solution

The fourth proportional to 57,376.92, 79,116.22 and 37,207.32 is: 51,304.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,376.92 : 79,116.22 = 37,207.32 : x
  2. Step 2: Convert to fraction form
    57,376.92/79,116.22 = 37,207.32/x
  3. Step 3: Cross multiply
    57,376.92x = 79,116.22 × 37,207.32
  4. Step 4: Simplify right side
    57,376.92x = 2,943,702,514.73
  5. Step 5: Solve for x
    x = 2,943,702,514.73/57,376.92
  6. Step 6: Final answer
    x = 51,304.65

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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.