Home / 144,891.18-217,312.17-38,276.30

Finding the Fourth Proportional to 144,891.18, 217,312.17 and 38,276.30

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Solution

The fourth proportional to 144,891.18, 217,312.17 and 38,276.30 is: 57,407.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,891.18 : 217,312.17 = 38,276.30 : x
  2. Step 2: Convert to fraction form
    144,891.18/217,312.17 = 38,276.30/x
  3. Step 3: Cross multiply
    144,891.18x = 217,312.17 × 38,276.30
  4. Step 4: Simplify right side
    144,891.18x = 8,317,905,812.57
  5. Step 5: Solve for x
    x = 8,317,905,812.57/144,891.18
  6. Step 6: Final answer
    x = 57,407.95

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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.