Home / 99,327.72-148,988.23-43,167.83

Finding the Fourth Proportional to 99,327.72, 148,988.23 and 43,167.83

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Solution

The fourth proportional to 99,327.72, 148,988.23 and 43,167.83 is: 64,750.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,327.72 : 148,988.23 = 43,167.83 : x
  2. Step 2: Convert to fraction form
    99,327.72/148,988.23 = 43,167.83/x
  3. Step 3: Cross multiply
    99,327.72x = 148,988.23 × 43,167.83
  4. Step 4: Simplify right side
    99,327.72x = 6,431,498,584.64
  5. Step 5: Solve for x
    x = 6,431,498,584.64/99,327.72
  6. Step 6: Final answer
    x = 64,750.29

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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.