Home / 96,004.20-144,006.30-66,479.70

Finding the Fourth Proportional to 96,004.20, 144,006.30 and 66,479.70

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Solution

The fourth proportional to 96,004.20, 144,006.30 and 66,479.70 is: 99,719.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,004.20 : 144,006.30 = 66,479.70 : x
  2. Step 2: Convert to fraction form
    96,004.20/144,006.30 = 66,479.70/x
  3. Step 3: Cross multiply
    96,004.20x = 144,006.30 × 66,479.70
  4. Step 4: Simplify right side
    96,004.20x = 9,573,495,622.11
  5. Step 5: Solve for x
    x = 9,573,495,622.11/96,004.20
  6. Step 6: Final answer
    x = 99,719.55

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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.