Home / 73,126.29-100,896.93-42,481.15

Finding the Fourth Proportional to 73,126.29, 100,896.93 and 42,481.15

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Solution

The fourth proportional to 73,126.29, 100,896.93 and 42,481.15 is: 58,613.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,126.29 : 100,896.93 = 42,481.15 : x
  2. Step 2: Convert to fraction form
    73,126.29/100,896.93 = 42,481.15/x
  3. Step 3: Cross multiply
    73,126.29x = 100,896.93 × 42,481.15
  4. Step 4: Simplify right side
    73,126.29x = 4,286,217,617.87
  5. Step 5: Solve for x
    x = 4,286,217,617.87/73,126.29
  6. Step 6: Final answer
    x = 58,613.91

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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.