Home / 99,326.25-149,083.01-36,207.38

Finding the Fourth Proportional to 99,326.25, 149,083.01 and 36,207.38

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Solution

The fourth proportional to 99,326.25, 149,083.01 and 36,207.38 is: 54,345.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,326.25 : 149,083.01 = 36,207.38 : x
  2. Step 2: Convert to fraction form
    99,326.25/149,083.01 = 36,207.38/x
  3. Step 3: Cross multiply
    99,326.25x = 149,083.01 × 36,207.38
  4. Step 4: Simplify right side
    99,326.25x = 5,397,904,268.16
  5. Step 5: Solve for x
    x = 5,397,904,268.16/99,326.25
  6. Step 6: Final answer
    x = 54,345.19

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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.