Home / 58,471.91-87,558.42-32,147.72

Finding the Fourth Proportional to 58,471.91, 87,558.42 and 32,147.72

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Solution

The fourth proportional to 58,471.91, 87,558.42 and 32,147.72 is: 48,139.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,471.91 : 87,558.42 = 32,147.72 : x
  2. Step 2: Convert to fraction form
    58,471.91/87,558.42 = 32,147.72/x
  3. Step 3: Cross multiply
    58,471.91x = 87,558.42 × 32,147.72
  4. Step 4: Simplify right side
    58,471.91x = 2,814,803,909.25
  5. Step 5: Solve for x
    x = 2,814,803,909.25/58,471.91
  6. Step 6: Final answer
    x = 48,139.42

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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.