Home / 68,275.53-94,215.42-38,059.49

Finding the Fourth Proportional to 68,275.53, 94,215.42 and 38,059.49

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Solution

The fourth proportional to 68,275.53, 94,215.42 and 38,059.49 is: 52,519.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,275.53 : 94,215.42 = 38,059.49 : x
  2. Step 2: Convert to fraction form
    68,275.53/94,215.42 = 38,059.49/x
  3. Step 3: Cross multiply
    68,275.53x = 94,215.42 × 38,059.49
  4. Step 4: Simplify right side
    68,275.53x = 3,585,791,070.87
  5. Step 5: Solve for x
    x = 3,585,791,070.87/68,275.53
  6. Step 6: Final answer
    x = 52,519.42

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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.