Home / 104,648.76-144,414.24-56,902.12

Finding the Fourth Proportional to 104,648.76, 144,414.24 and 56,902.12

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Solution

The fourth proportional to 104,648.76, 144,414.24 and 56,902.12 is: 78,524.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,648.76 : 144,414.24 = 56,902.12 : x
  2. Step 2: Convert to fraction form
    104,648.76/144,414.24 = 56,902.12/x
  3. Step 3: Cross multiply
    104,648.76x = 144,414.24 × 56,902.12
  4. Step 4: Simplify right side
    104,648.76x = 8,217,476,414.19
  5. Step 5: Solve for x
    x = 8,217,476,414.19/104,648.76
  6. Step 6: Final answer
    x = 78,524.36

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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.