Home / 223,248.60-334,987.73-123,390.18

Finding the Fourth Proportional to 223,248.60, 334,987.73 and 123,390.18

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Solution

The fourth proportional to 223,248.60, 334,987.73 and 123,390.18 is: 185,148.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,248.60 : 334,987.73 = 123,390.18 : x
  2. Step 2: Convert to fraction form
    223,248.60/334,987.73 = 123,390.18/x
  3. Step 3: Cross multiply
    223,248.60x = 334,987.73 × 123,390.18
  4. Step 4: Simplify right side
    223,248.60x = 41,334,195,685.54
  5. Step 5: Solve for x
    x = 41,334,195,685.54/223,248.60
  6. Step 6: Final answer
    x = 185,148.73

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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.