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Finding the Fourth Proportional to 57,476.57, 86,102.75 and 32,440.88

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Solution

The fourth proportional to 57,476.57, 86,102.75 and 32,440.88 is: 48,598.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,476.57 : 86,102.75 = 32,440.88 : x
  2. Step 2: Convert to fraction form
    57,476.57/86,102.75 = 32,440.88/x
  3. Step 3: Cross multiply
    57,476.57x = 86,102.75 × 32,440.88
  4. Step 4: Simplify right side
    57,476.57x = 2,793,249,033.47
  5. Step 5: Solve for x
    x = 2,793,249,033.47/57,476.57
  6. Step 6: Final answer
    x = 48,598.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.