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Finding the Fourth Proportional to 57,996.90, 80,042.39 and 32,510.16

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Solution

The fourth proportional to 57,996.90, 80,042.39 and 32,510.16 is: 44,867.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,996.90 : 80,042.39 = 32,510.16 : x
  2. Step 2: Convert to fraction form
    57,996.90/80,042.39 = 32,510.16/x
  3. Step 3: Cross multiply
    57,996.90x = 80,042.39 × 32,510.16
  4. Step 4: Simplify right side
    57,996.90x = 2,602,190,743.13
  5. Step 5: Solve for x
    x = 2,602,190,743.13/57,996.90
  6. Step 6: Final answer
    x = 44,867.76

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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.