Home / 112,044.51-168,092.69-49,719.87

Finding the Fourth Proportional to 112,044.51, 168,092.69 and 49,719.87

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Solution

The fourth proportional to 112,044.51, 168,092.69 and 49,719.87 is: 74,591.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,044.51 : 168,092.69 = 49,719.87 : x
  2. Step 2: Convert to fraction form
    112,044.51/168,092.69 = 49,719.87/x
  3. Step 3: Cross multiply
    112,044.51x = 168,092.69 × 49,719.87
  4. Step 4: Simplify right side
    112,044.51x = 8,357,546,694.75
  5. Step 5: Solve for x
    x = 8,357,546,694.75/112,044.51
  6. Step 6: Final answer
    x = 74,591.31

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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.