Home / 67,112.88-92,616.84-36,899.52

Finding the Fourth Proportional to 67,112.88, 92,616.84 and 36,899.52

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Solution

The fourth proportional to 67,112.88, 92,616.84 and 36,899.52 is: 50,921.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,112.88 : 92,616.84 = 36,899.52 : x
  2. Step 2: Convert to fraction form
    67,112.88/92,616.84 = 36,899.52/x
  3. Step 3: Cross multiply
    67,112.88x = 92,616.84 × 36,899.52
  4. Step 4: Simplify right side
    67,112.88x = 3,417,516,939.92
  5. Step 5: Solve for x
    x = 3,417,516,939.92/67,112.88
  6. Step 6: Final answer
    x = 50,921.92

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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.