Home / 253,979.60-350,467.08-140,799.92

Finding the Fourth Proportional to 253,979.60, 350,467.08 and 140,799.92

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Solution

The fourth proportional to 253,979.60, 350,467.08 and 140,799.92 is: 194,290.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,979.60 : 350,467.08 = 140,799.92 : x
  2. Step 2: Convert to fraction form
    253,979.60/350,467.08 = 140,799.92/x
  3. Step 3: Cross multiply
    253,979.60x = 350,467.08 × 140,799.92
  4. Step 4: Simplify right side
    253,979.60x = 49,345,736,826.63
  5. Step 5: Solve for x
    x = 49,345,736,826.63/253,979.60
  6. Step 6: Final answer
    x = 194,290.16

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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.