Home / 57,491.72-79,337.68-32,341.20

Finding the Fourth Proportional to 57,491.72, 79,337.68 and 32,341.20

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Solution

The fourth proportional to 57,491.72, 79,337.68 and 32,341.20 is: 44,630.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,491.72 : 79,337.68 = 32,341.20 : x
  2. Step 2: Convert to fraction form
    57,491.72/79,337.68 = 32,341.20/x
  3. Step 3: Cross multiply
    57,491.72x = 79,337.68 × 32,341.20
  4. Step 4: Simplify right side
    57,491.72x = 2,565,875,776.42
  5. Step 5: Solve for x
    x = 2,565,875,776.42/57,491.72
  6. Step 6: Final answer
    x = 44,630.35

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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.