Home / 67,079.28-92,569.34-36,866.54

Finding the Fourth Proportional to 67,079.28, 92,569.34 and 36,866.54

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Solution

The fourth proportional to 67,079.28, 92,569.34 and 36,866.54 is: 50,875.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,079.28 : 92,569.34 = 36,866.54 : x
  2. Step 2: Convert to fraction form
    67,079.28/92,569.34 = 36,866.54/x
  3. Step 3: Cross multiply
    67,079.28x = 92,569.34 × 36,866.54
  4. Step 4: Simplify right side
    67,079.28x = 3,412,711,275.88
  5. Step 5: Solve for x
    x = 3,412,711,275.88/67,079.28
  6. Step 6: Final answer
    x = 50,875.79

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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.