Home / 83,919.14-125,848.72-27,748.88

Finding the Fourth Proportional to 83,919.14, 125,848.72 and 27,748.88

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Solution

The fourth proportional to 83,919.14, 125,848.72 and 27,748.88 is: 41,613.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,919.14 : 125,848.72 = 27,748.88 : x
  2. Step 2: Convert to fraction form
    83,919.14/125,848.72 = 27,748.88/x
  3. Step 3: Cross multiply
    83,919.14x = 125,848.72 × 27,748.88
  4. Step 4: Simplify right side
    83,919.14x = 3,492,160,261.45
  5. Step 5: Solve for x
    x = 3,492,160,261.45/83,919.14
  6. Step 6: Final answer
    x = 41,613.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.