Home / 67,079.04-100,634.76-47,395.92

Finding the Fourth Proportional to 67,079.04, 100,634.76 and 47,395.92

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Solution

The fourth proportional to 67,079.04, 100,634.76 and 47,395.92 is: 71,105.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,079.04 : 100,634.76 = 47,395.92 : x
  2. Step 2: Convert to fraction form
    67,079.04/100,634.76 = 47,395.92/x
  3. Step 3: Cross multiply
    67,079.04x = 100,634.76 × 47,395.92
  4. Step 4: Simplify right side
    67,079.04x = 4,769,677,034.18
  5. Step 5: Solve for x
    x = 4,769,677,034.18/67,079.04
  6. Step 6: Final answer
    x = 71,105.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.