Home / 72,049.18-99,426.15-41,833.65

Finding the Fourth Proportional to 72,049.18, 99,426.15 and 41,833.65

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Solution

The fourth proportional to 72,049.18, 99,426.15 and 41,833.65 is: 57,729.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,049.18 : 99,426.15 = 41,833.65 : x
  2. Step 2: Convert to fraction form
    72,049.18/99,426.15 = 41,833.65/x
  3. Step 3: Cross multiply
    72,049.18x = 99,426.15 × 41,833.65
  4. Step 4: Simplify right side
    72,049.18x = 4,159,358,759.95
  5. Step 5: Solve for x
    x = 4,159,358,759.95/72,049.18
  6. Step 6: Final answer
    x = 57,729.44

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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.