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Finding the Fourth Proportional to 144,229.60, 216,344.40 and 94,463.20

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Solution

The fourth proportional to 144,229.60, 216,344.40 and 94,463.20 is: 141,694.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,229.60 : 216,344.40 = 94,463.20 : x
  2. Step 2: Convert to fraction form
    144,229.60/216,344.40 = 94,463.20/x
  3. Step 3: Cross multiply
    144,229.60x = 216,344.40 × 94,463.20
  4. Step 4: Simplify right side
    144,229.60x = 20,436,584,326.08
  5. Step 5: Solve for x
    x = 20,436,584,326.08/144,229.60
  6. Step 6: Final answer
    x = 141,694.80

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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.