Home / 144,153.30-216,229.44-38,972.25

Finding the Fourth Proportional to 144,153.30, 216,229.44 and 38,972.25

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Solution

The fourth proportional to 144,153.30, 216,229.44 and 38,972.25 is: 58,458.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,153.30 : 216,229.44 = 38,972.25 : x
  2. Step 2: Convert to fraction form
    144,153.30/216,229.44 = 38,972.25/x
  3. Step 3: Cross multiply
    144,153.30x = 216,229.44 × 38,972.25
  4. Step 4: Simplify right side
    144,153.30x = 8,426,947,793.04
  5. Step 5: Solve for x
    x = 8,426,947,793.04/144,153.30
  6. Step 6: Final answer
    x = 58,458.24

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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.