Home / 67,182.44-92,720.82-38,513.48

Finding the Fourth Proportional to 67,182.44, 92,720.82 and 38,513.48

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Solution

The fourth proportional to 67,182.44, 92,720.82 and 38,513.48 is: 53,153.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,182.44 : 92,720.82 = 38,513.48 : x
  2. Step 2: Convert to fraction form
    67,182.44/92,720.82 = 38,513.48/x
  3. Step 3: Cross multiply
    67,182.44x = 92,720.82 × 38,513.48
  4. Step 4: Simplify right side
    67,182.44x = 3,571,001,446.65
  5. Step 5: Solve for x
    x = 3,571,001,446.65/67,182.44
  6. Step 6: Final answer
    x = 53,153.79

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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.