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Finding the Fourth Proportional to 57,392.76, 79,209.42 and 32,242.26

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Solution

The fourth proportional to 57,392.76, 79,209.42 and 32,242.26 is: 44,498.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,392.76 : 79,209.42 = 32,242.26 : x
  2. Step 2: Convert to fraction form
    57,392.76/79,209.42 = 32,242.26/x
  3. Step 3: Cross multiply
    57,392.76x = 79,209.42 × 32,242.26
  4. Step 4: Simplify right side
    57,392.76x = 2,553,890,714.09
  5. Step 5: Solve for x
    x = 2,553,890,714.09/57,392.76
  6. Step 6: Final answer
    x = 44,498.48

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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.