Home / 195,449.50-292,678.05-163,776.27

Finding the Fourth Proportional to 195,449.50, 292,678.05 and 163,776.27

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Solution

The fourth proportional to 195,449.50, 292,678.05 and 163,776.27 is: 245,248.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,449.50 : 292,678.05 = 163,776.27 : x
  2. Step 2: Convert to fraction form
    195,449.50/292,678.05 = 163,776.27/x
  3. Step 3: Cross multiply
    195,449.50x = 292,678.05 × 163,776.27
  4. Step 4: Simplify right side
    195,449.50x = 47,933,719,339.87
  5. Step 5: Solve for x
    x = 47,933,719,339.87/195,449.50
  6. Step 6: Final answer
    x = 245,248.62

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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.