Home / 91,022.32-136,475.16-44,249.68

Finding the Fourth Proportional to 91,022.32, 136,475.16 and 44,249.68

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Solution

The fourth proportional to 91,022.32, 136,475.16 and 44,249.68 is: 66,346.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,022.32 : 136,475.16 = 44,249.68 : x
  2. Step 2: Convert to fraction form
    91,022.32/136,475.16 = 44,249.68/x
  3. Step 3: Cross multiply
    91,022.32x = 136,475.16 × 44,249.68
  4. Step 4: Simplify right side
    91,022.32x = 6,038,982,157.95
  5. Step 5: Solve for x
    x = 6,038,982,157.95/91,022.32
  6. Step 6: Final answer
    x = 66,346.17

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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.