Home / 49,306.88-68,043.50-28,098.45

Finding the Fourth Proportional to 49,306.88, 68,043.50 and 28,098.45

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Solution

The fourth proportional to 49,306.88, 68,043.50 and 28,098.45 is: 38,775.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,306.88 : 68,043.50 = 28,098.45 : x
  2. Step 2: Convert to fraction form
    49,306.88/68,043.50 = 28,098.45/x
  3. Step 3: Cross multiply
    49,306.88x = 68,043.50 × 28,098.45
  4. Step 4: Simplify right side
    49,306.88x = 1,911,916,742.08
  5. Step 5: Solve for x
    x = 1,911,916,742.08/49,306.88
  6. Step 6: Final answer
    x = 38,775.87

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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.