Home / 75,513.71-104,211.59-41,524.78

Finding the Fourth Proportional to 75,513.71, 104,211.59 and 41,524.78

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Solution

The fourth proportional to 75,513.71, 104,211.59 and 41,524.78 is: 57,305.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,513.71 : 104,211.59 = 41,524.78 : x
  2. Step 2: Convert to fraction form
    75,513.71/104,211.59 = 41,524.78/x
  3. Step 3: Cross multiply
    75,513.71x = 104,211.59 × 41,524.78
  4. Step 4: Simplify right side
    75,513.71x = 4,327,363,348.20
  5. Step 5: Solve for x
    x = 4,327,363,348.20/75,513.71
  6. Step 6: Final answer
    x = 57,305.66

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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.