Home / 91,569.12-137,321.04-41,607.36

Finding the Fourth Proportional to 91,569.12, 137,321.04 and 41,607.36

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Solution

The fourth proportional to 91,569.12, 137,321.04 and 41,607.36 is: 62,396.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,569.12 : 137,321.04 = 41,607.36 : x
  2. Step 2: Convert to fraction form
    91,569.12/137,321.04 = 41,607.36/x
  3. Step 3: Cross multiply
    91,569.12x = 137,321.04 × 41,607.36
  4. Step 4: Simplify right side
    91,569.12x = 5,713,565,946.85
  5. Step 5: Solve for x
    x = 5,713,565,946.85/91,569.12
  6. Step 6: Final answer
    x = 62,396.21

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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.