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Finding the Fourth Proportional to 99,222.90, 148,854.84 and 32,667

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Solution

The fourth proportional to 99,222.90, 148,854.84 and 32,667 is: 49,007.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,222.90 : 148,854.84 = 32,667 : x
  2. Step 2: Convert to fraction form
    99,222.90/148,854.84 = 32,667/x
  3. Step 3: Cross multiply
    99,222.90x = 148,854.84 × 32,667
  4. Step 4: Simplify right side
    99,222.90x = 4,862,641,058.28
  5. Step 5: Solve for x
    x = 4,862,641,058.28/99,222.90
  6. Step 6: Final answer
    x = 49,007.25

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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.