Home / 91,211.75-136,818.08-41,233.32

Finding the Fourth Proportional to 91,211.75, 136,818.08 and 41,233.32

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Solution

The fourth proportional to 91,211.75, 136,818.08 and 41,233.32 is: 61,850.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,211.75 : 136,818.08 = 41,233.32 : x
  2. Step 2: Convert to fraction form
    91,211.75/136,818.08 = 41,233.32/x
  3. Step 3: Cross multiply
    91,211.75x = 136,818.08 × 41,233.32
  4. Step 4: Simplify right side
    91,211.75x = 5,641,463,468.26
  5. Step 5: Solve for x
    x = 5,641,463,468.26/91,211.75
  6. Step 6: Final answer
    x = 61,850.19

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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.