Home / 132,140.75-198,209.40-32,301.81

Finding the Fourth Proportional to 132,140.75, 198,209.40 and 32,301.81

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Solution

The fourth proportional to 132,140.75, 198,209.40 and 32,301.81 is: 48,452.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,140.75 : 198,209.40 = 32,301.81 : x
  2. Step 2: Convert to fraction form
    132,140.75/198,209.40 = 32,301.81/x
  3. Step 3: Cross multiply
    132,140.75x = 198,209.40 × 32,301.81
  4. Step 4: Simplify right side
    132,140.75x = 6,402,522,379.01
  5. Step 5: Solve for x
    x = 6,402,522,379.01/132,140.75
  6. Step 6: Final answer
    x = 48,452.30

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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.