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Finding the Fourth Proportional to 82,437.33, 123,672.03 and 35,051.88

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Solution

The fourth proportional to 82,437.33, 123,672.03 and 35,051.88 is: 52,584.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,437.33 : 123,672.03 = 35,051.88 : x
  2. Step 2: Convert to fraction form
    82,437.33/123,672.03 = 35,051.88/x
  3. Step 3: Cross multiply
    82,437.33x = 123,672.03 × 35,051.88
  4. Step 4: Simplify right side
    82,437.33x = 4,334,937,154.92
  5. Step 5: Solve for x
    x = 4,334,937,154.92/82,437.33
  6. Step 6: Final answer
    x = 52,584.64

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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.