Home / 99,326.29-148,825.58-57,241.72

Finding the Fourth Proportional to 99,326.29, 148,825.58 and 57,241.72

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Solution

The fourth proportional to 99,326.29, 148,825.58 and 57,241.72 is: 85,768.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,326.29 : 148,825.58 = 57,241.72 : x
  2. Step 2: Convert to fraction form
    99,326.29/148,825.58 = 57,241.72/x
  3. Step 3: Cross multiply
    99,326.29x = 148,825.58 × 57,241.72
  4. Step 4: Simplify right side
    99,326.29x = 8,519,032,680.05
  5. Step 5: Solve for x
    x = 8,519,032,680.05/99,326.29
  6. Step 6: Final answer
    x = 85,768.16

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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.