Home / 220,729.36-331,097.10-62,957.80

Finding the Fourth Proportional to 220,729.36, 331,097.10 and 62,957.80

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Solution

The fourth proportional to 220,729.36, 331,097.10 and 62,957.80 is: 94,437.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,729.36 : 331,097.10 = 62,957.80 : x
  2. Step 2: Convert to fraction form
    220,729.36/331,097.10 = 62,957.80/x
  3. Step 3: Cross multiply
    220,729.36x = 331,097.10 × 62,957.80
  4. Step 4: Simplify right side
    220,729.36x = 20,845,145,002.38
  5. Step 5: Solve for x
    x = 20,845,145,002.38/220,729.36
  6. Step 6: Final answer
    x = 94,437.57

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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.