Home / 55,424.20-83,136.30-32,023.30

Finding the Fourth Proportional to 55,424.20, 83,136.30 and 32,023.30

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Solution

The fourth proportional to 55,424.20, 83,136.30 and 32,023.30 is: 48,034.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,424.20 : 83,136.30 = 32,023.30 : x
  2. Step 2: Convert to fraction form
    55,424.20/83,136.30 = 32,023.30/x
  3. Step 3: Cross multiply
    55,424.20x = 83,136.30 × 32,023.30
  4. Step 4: Simplify right side
    55,424.20x = 2,662,298,675.79
  5. Step 5: Solve for x
    x = 2,662,298,675.79/55,424.20
  6. Step 6: Final answer
    x = 48,034.95

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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.