Home / 112,348.64-168,522.48-45,773.92

Finding the Fourth Proportional to 112,348.64, 168,522.48 and 45,773.92

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Solution

The fourth proportional to 112,348.64, 168,522.48 and 45,773.92 is: 68,660.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,348.64 : 168,522.48 = 45,773.92 : x
  2. Step 2: Convert to fraction form
    112,348.64/168,522.48 = 45,773.92/x
  3. Step 3: Cross multiply
    112,348.64x = 168,522.48 × 45,773.92
  4. Step 4: Simplify right side
    112,348.64x = 7,713,934,517.72
  5. Step 5: Solve for x
    x = 7,713,934,517.72/112,348.64
  6. Step 6: Final answer
    x = 68,660.68

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1.5x scale

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.