Home / 91,232.80-136,862.64-41,330.08

Finding the Fourth Proportional to 91,232.80, 136,862.64 and 41,330.08

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Solution

The fourth proportional to 91,232.80, 136,862.64 and 41,330.08 is: 62,001.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,232.80 : 136,862.64 = 41,330.08 : x
  2. Step 2: Convert to fraction form
    91,232.80/136,862.64 = 41,330.08/x
  3. Step 3: Cross multiply
    91,232.80x = 136,862.64 × 41,330.08
  4. Step 4: Simplify right side
    91,232.80x = 5,656,543,860.21
  5. Step 5: Solve for x
    x = 5,656,543,860.21/91,232.80
  6. Step 6: Final answer
    x = 62,001.21

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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.