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Finding the Fourth Proportional to 94,503.44, 141,843 and 47,789.84

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Solution

The fourth proportional to 94,503.44, 141,843 and 47,789.84 is: 71,729.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,503.44 : 141,843 = 47,789.84 : x
  2. Step 2: Convert to fraction form
    94,503.44/141,843 = 47,789.84/x
  3. Step 3: Cross multiply
    94,503.44x = 141,843 × 47,789.84
  4. Step 4: Simplify right side
    94,503.44x = 6,778,654,275.12
  5. Step 5: Solve for x
    x = 6,778,654,275.12/94,503.44
  6. Step 6: Final answer
    x = 71,729.18

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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.