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Finding the Fourth Proportional to 240,499.98, 331,866.21 and 133,055.10

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Solution

The fourth proportional to 240,499.98, 331,866.21 and 133,055.10 is: 183,602.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,499.98 : 331,866.21 = 133,055.10 : x
  2. Step 2: Convert to fraction form
    240,499.98/331,866.21 = 133,055.10/x
  3. Step 3: Cross multiply
    240,499.98x = 331,866.21 × 133,055.10
  4. Step 4: Simplify right side
    240,499.98x = 44,156,491,758.17
  5. Step 5: Solve for x
    x = 44,156,491,758.17/240,499.98
  6. Step 6: Final answer
    x = 183,602.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.