Home / 132,360.60-198,281.70-79,613.40

Finding the Fourth Proportional to 132,360.60, 198,281.70 and 79,613.40

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Solution

The fourth proportional to 132,360.60, 198,281.70 and 79,613.40 is: 119,264.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,360.60 : 198,281.70 = 79,613.40 : x
  2. Step 2: Convert to fraction form
    132,360.60/198,281.70 = 79,613.40/x
  3. Step 3: Cross multiply
    132,360.60x = 198,281.70 × 79,613.40
  4. Step 4: Simplify right side
    132,360.60x = 15,785,880,294.78
  5. Step 5: Solve for x
    x = 15,785,880,294.78/132,360.60
  6. Step 6: Final answer
    x = 119,264.19

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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.