Home / 295,278.51-442,976.10-108,291.63

Finding the Fourth Proportional to 295,278.51, 442,976.10 and 108,291.63

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Solution

The fourth proportional to 295,278.51, 442,976.10 and 108,291.63 is: 162,458.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,278.51 : 442,976.10 = 108,291.63 : x
  2. Step 2: Convert to fraction form
    295,278.51/442,976.10 = 108,291.63/x
  3. Step 3: Cross multiply
    295,278.51x = 442,976.10 × 108,291.63
  4. Step 4: Simplify right side
    295,278.51x = 47,970,603,920.04
  5. Step 5: Solve for x
    x = 47,970,603,920.04/295,278.51
  6. Step 6: Final answer
    x = 162,458.84

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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.