Home / 99,600.30-149,447.09-49,684.26

Finding the Fourth Proportional to 99,600.30, 149,447.09 and 49,684.26

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Solution

The fourth proportional to 99,600.30, 149,447.09 and 49,684.26 is: 74,549.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,600.30 : 149,447.09 = 49,684.26 : x
  2. Step 2: Convert to fraction form
    99,600.30/149,447.09 = 49,684.26/x
  3. Step 3: Cross multiply
    99,600.30x = 149,447.09 × 49,684.26
  4. Step 4: Simplify right side
    99,600.30x = 7,425,167,827.38
  5. Step 5: Solve for x
    x = 7,425,167,827.38/99,600.30
  6. Step 6: Final answer
    x = 74,549.65

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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.