Home / 67,134.40-92,646.05-36,507.59

Finding the Fourth Proportional to 67,134.40, 92,646.05 and 36,507.59

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Solution

The fourth proportional to 67,134.40, 92,646.05 and 36,507.59 is: 50,380.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,134.40 : 92,646.05 = 36,507.59 : x
  2. Step 2: Convert to fraction form
    67,134.40/92,646.05 = 36,507.59/x
  3. Step 3: Cross multiply
    67,134.40x = 92,646.05 × 36,507.59
  4. Step 4: Simplify right side
    67,134.40x = 3,382,283,825.98
  5. Step 5: Solve for x
    x = 3,382,283,825.98/67,134.40
  6. Step 6: Final answer
    x = 50,380.79

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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.