Home / 73,132.96-100,922.48-40,868.24

Finding the Fourth Proportional to 73,132.96, 100,922.48 and 40,868.24

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Solution

The fourth proportional to 73,132.96, 100,922.48 and 40,868.24 is: 56,397.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,132.96 : 100,922.48 = 40,868.24 : x
  2. Step 2: Convert to fraction form
    73,132.96/100,922.48 = 40,868.24/x
  3. Step 3: Cross multiply
    73,132.96x = 100,922.48 × 40,868.24
  4. Step 4: Simplify right side
    73,132.96x = 4,124,524,134.04
  5. Step 5: Solve for x
    x = 4,124,524,134.04/73,132.96
  6. Step 6: Final answer
    x = 56,397.61

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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.