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Finding the Fourth Proportional to 79,873.11, 110,230.34 and 46,339.11

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Solution

The fourth proportional to 79,873.11, 110,230.34 and 46,339.11 is: 63,951.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,873.11 : 110,230.34 = 46,339.11 : x
  2. Step 2: Convert to fraction form
    79,873.11/110,230.34 = 46,339.11/x
  3. Step 3: Cross multiply
    79,873.11x = 110,230.34 × 46,339.11
  4. Step 4: Simplify right side
    79,873.11x = 5,107,975,618.90
  5. Step 5: Solve for x
    x = 5,107,975,618.90/79,873.11
  6. Step 6: Final answer
    x = 63,951.13

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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.