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Finding the Fourth Proportional to 96,319.88, 144,443.88 and 33,122.12

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Solution

The fourth proportional to 96,319.88, 144,443.88 and 33,122.12 is: 49,670.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,319.88 : 144,443.88 = 33,122.12 : x
  2. Step 2: Convert to fraction form
    96,319.88/144,443.88 = 33,122.12/x
  3. Step 3: Cross multiply
    96,319.88x = 144,443.88 × 33,122.12
  4. Step 4: Simplify right side
    96,319.88x = 4,784,287,526.63
  5. Step 5: Solve for x
    x = 4,784,287,526.63/96,319.88
  6. Step 6: Final answer
    x = 49,670.82

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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.