Home / 147,204.70-220,839.63-53,710.18

Finding the Fourth Proportional to 147,204.70, 220,839.63 and 53,710.18

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Solution

The fourth proportional to 147,204.70, 220,839.63 and 53,710.18 is: 80,577.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,204.70 : 220,839.63 = 53,710.18 : x
  2. Step 2: Convert to fraction form
    147,204.70/220,839.63 = 53,710.18/x
  3. Step 3: Cross multiply
    147,204.70x = 220,839.63 × 53,710.18
  4. Step 4: Simplify right side
    147,204.70x = 11,861,336,278.43
  5. Step 5: Solve for x
    x = 11,861,336,278.43/147,204.70
  6. Step 6: Final answer
    x = 80,577.16

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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.