Home / 71,944.12-99,256.85-41,712.79

Finding the Fourth Proportional to 71,944.12, 99,256.85 and 41,712.79

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Solution

The fourth proportional to 71,944.12, 99,256.85 and 41,712.79 is: 57,548.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,944.12 : 99,256.85 = 41,712.79 : x
  2. Step 2: Convert to fraction form
    71,944.12/99,256.85 = 41,712.79/x
  3. Step 3: Cross multiply
    71,944.12x = 99,256.85 × 41,712.79
  4. Step 4: Simplify right side
    71,944.12x = 4,140,280,140.11
  5. Step 5: Solve for x
    x = 4,140,280,140.11/71,944.12
  6. Step 6: Final answer
    x = 57,548.55

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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.