Home / 252,918.86-379,565.40-119,799.81

Finding the Fourth Proportional to 252,918.86, 379,565.40 and 119,799.81

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Solution

The fourth proportional to 252,918.86, 379,565.40 and 119,799.81 is: 179,788.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,918.86 : 379,565.40 = 119,799.81 : x
  2. Step 2: Convert to fraction form
    252,918.86/379,565.40 = 119,799.81/x
  3. Step 3: Cross multiply
    252,918.86x = 379,565.40 × 119,799.81
  4. Step 4: Simplify right side
    252,918.86x = 45,471,864,001.32
  5. Step 5: Solve for x
    x = 45,471,864,001.32/252,918.86
  6. Step 6: Final answer
    x = 179,788.35

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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.