Home / 80,952.52-121,409.18-41,489.32

Finding the Fourth Proportional to 80,952.52, 121,409.18 and 41,489.32

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Solution

The fourth proportional to 80,952.52, 121,409.18 and 41,489.32 is: 62,223.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,952.52 : 121,409.18 = 41,489.32 : x
  2. Step 2: Convert to fraction form
    80,952.52/121,409.18 = 41,489.32/x
  3. Step 3: Cross multiply
    80,952.52x = 121,409.18 × 41,489.32
  4. Step 4: Simplify right side
    80,952.52x = 5,037,184,319.96
  5. Step 5: Solve for x
    x = 5,037,184,319.96/80,952.52
  6. Step 6: Final answer
    x = 62,223.93

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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.