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Finding the Fourth Proportional to 220,770.73, 331,159.13 and 62,999.15

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Solution

The fourth proportional to 220,770.73, 331,159.13 and 62,999.15 is: 94,499.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,770.73 : 331,159.13 = 62,999.15 : x
  2. Step 2: Convert to fraction form
    220,770.73/331,159.13 = 62,999.15/x
  3. Step 3: Cross multiply
    220,770.73x = 331,159.13 × 62,999.15
  4. Step 4: Simplify right side
    220,770.73x = 20,862,743,389.74
  5. Step 5: Solve for x
    x = 20,862,743,389.74/220,770.73
  6. Step 6: Final answer
    x = 94,499.59

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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.