Home / 57,631.57-79,521.34-32,135.91

Finding the Fourth Proportional to 57,631.57, 79,521.34 and 32,135.91

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Solution

The fourth proportional to 57,631.57, 79,521.34 and 32,135.91 is: 44,341.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,631.57 : 79,521.34 = 32,135.91 : x
  2. Step 2: Convert to fraction form
    57,631.57/79,521.34 = 32,135.91/x
  3. Step 3: Cross multiply
    57,631.57x = 79,521.34 × 32,135.91
  4. Step 4: Simplify right side
    57,631.57x = 2,555,490,625.32
  5. Step 5: Solve for x
    x = 2,555,490,625.32/57,631.57
  6. Step 6: Final answer
    x = 44,341.85

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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.