Home / 68,441.79-94,448.69-38,227.55

Finding the Fourth Proportional to 68,441.79, 94,448.69 and 38,227.55

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Solution

The fourth proportional to 68,441.79, 94,448.69 and 38,227.55 is: 52,753.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,441.79 : 94,448.69 = 38,227.55 : x
  2. Step 2: Convert to fraction form
    68,441.79/94,448.69 = 38,227.55/x
  3. Step 3: Cross multiply
    68,441.79x = 94,448.69 × 38,227.55
  4. Step 4: Simplify right side
    68,441.79x = 3,610,542,064.39
  5. Step 5: Solve for x
    x = 3,610,542,064.39/68,441.79
  6. Step 6: Final answer
    x = 52,753.47

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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.