Home / 75,379.79-113,000.28-32,658.37

Finding the Fourth Proportional to 75,379.79, 113,000.28 and 32,658.37

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Solution

The fourth proportional to 75,379.79, 113,000.28 and 32,658.37 is: 48,957.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,379.79 : 113,000.28 = 32,658.37 : x
  2. Step 2: Convert to fraction form
    75,379.79/113,000.28 = 32,658.37/x
  3. Step 3: Cross multiply
    75,379.79x = 113,000.28 × 32,658.37
  4. Step 4: Simplify right side
    75,379.79x = 3,690,404,954.34
  5. Step 5: Solve for x
    x = 3,690,404,954.34/75,379.79
  6. Step 6: Final answer
    x = 48,957.49

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1.5x scale

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.