Home / 68,227.18-94,160.40-38,017.42

Finding the Fourth Proportional to 68,227.18, 94,160.40 and 38,017.42

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Solution

The fourth proportional to 68,227.18, 94,160.40 and 38,017.42 is: 52,467.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,227.18 : 94,160.40 = 38,017.42 : x
  2. Step 2: Convert to fraction form
    68,227.18/94,160.40 = 38,017.42/x
  3. Step 3: Cross multiply
    68,227.18x = 94,160.40 × 38,017.42
  4. Step 4: Simplify right side
    68,227.18x = 3,579,735,474.17
  5. Step 5: Solve for x
    x = 3,579,735,474.17/68,227.18
  6. Step 6: Final answer
    x = 52,467.88

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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.