Home / 67,222.04-100,854.24-31,681.92

Finding the Fourth Proportional to 67,222.04, 100,854.24 and 31,681.92

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Solution

The fourth proportional to 67,222.04, 100,854.24 and 31,681.92 is: 47,532.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,222.04 : 100,854.24 = 31,681.92 : x
  2. Step 2: Convert to fraction form
    67,222.04/100,854.24 = 31,681.92/x
  3. Step 3: Cross multiply
    67,222.04x = 100,854.24 × 31,681.92
  4. Step 4: Simplify right side
    67,222.04x = 3,195,255,963.34
  5. Step 5: Solve for x
    x = 3,195,255,963.34/67,222.04
  6. Step 6: Final answer
    x = 47,532.87

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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.