Home / 68,973.74-95,185.45-38,757.25

Finding the Fourth Proportional to 68,973.74, 95,185.45 and 38,757.25

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Solution

The fourth proportional to 68,973.74, 95,185.45 and 38,757.25 is: 53,485.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,973.74 : 95,185.45 = 38,757.25 : x
  2. Step 2: Convert to fraction form
    68,973.74/95,185.45 = 38,757.25/x
  3. Step 3: Cross multiply
    68,973.74x = 95,185.45 × 38,757.25
  4. Step 4: Simplify right side
    68,973.74x = 3,689,125,612.30
  5. Step 5: Solve for x
    x = 3,689,125,612.30/68,973.74
  6. Step 6: Final answer
    x = 53,485.95

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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.