Home / 104,610.20-144,360.38-56,864.75

Finding the Fourth Proportional to 104,610.20, 144,360.38 and 56,864.75

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Solution

The fourth proportional to 104,610.20, 144,360.38 and 56,864.75 is: 78,472.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,610.20 : 144,360.38 = 56,864.75 : x
  2. Step 2: Convert to fraction form
    104,610.20/144,360.38 = 56,864.75/x
  3. Step 3: Cross multiply
    104,610.20x = 144,360.38 × 56,864.75
  4. Step 4: Simplify right side
    104,610.20x = 8,209,016,634.28
  5. Step 5: Solve for x
    x = 8,209,016,634.28/104,610.20
  6. Step 6: Final answer
    x = 78,472.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.