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Finding the Fourth Proportional to 122,801.86, 183,958.98 and 94,624.19

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Solution

The fourth proportional to 122,801.86, 183,958.98 and 94,624.19 is: 141,748.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,801.86 : 183,958.98 = 94,624.19 : x
  2. Step 2: Convert to fraction form
    122,801.86/183,958.98 = 94,624.19/x
  3. Step 3: Cross multiply
    122,801.86x = 183,958.98 × 94,624.19
  4. Step 4: Simplify right side
    122,801.86x = 17,406,969,475.73
  5. Step 5: Solve for x
    x = 17,406,969,475.73/122,801.86
  6. Step 6: Final answer
    x = 141,748.42

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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.