Home / 91,115.32-136,662.82-24,562.08

Finding the Fourth Proportional to 91,115.32, 136,662.82 and 24,562.08

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Solution

The fourth proportional to 91,115.32, 136,662.82 and 24,562.08 is: 36,840.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,115.32 : 136,662.82 = 24,562.08 : x
  2. Step 2: Convert to fraction form
    91,115.32/136,662.82 = 24,562.08/x
  3. Step 3: Cross multiply
    91,115.32x = 136,662.82 × 24,562.08
  4. Step 4: Simplify right side
    91,115.32x = 3,356,723,117.87
  5. Step 5: Solve for x
    x = 3,356,723,117.87/91,115.32
  6. Step 6: Final answer
    x = 36,840.38

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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.