Home / 57,397.41-79,207.89-31,903.12

Finding the Fourth Proportional to 57,397.41, 79,207.89 and 31,903.12

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Solution

The fourth proportional to 57,397.41, 79,207.89 and 31,903.12 is: 44,026.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,397.41 : 79,207.89 = 31,903.12 : x
  2. Step 2: Convert to fraction form
    57,397.41/79,207.89 = 31,903.12/x
  3. Step 3: Cross multiply
    57,397.41x = 79,207.89 × 31,903.12
  4. Step 4: Simplify right side
    57,397.41x = 2,526,978,819.62
  5. Step 5: Solve for x
    x = 2,526,978,819.62/57,397.41
  6. Step 6: Final answer
    x = 44,026.01

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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.