Home / 247,844.60-342,026.40-140,434.52

Finding the Fourth Proportional to 247,844.60, 342,026.40 and 140,434.52

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Solution

The fourth proportional to 247,844.60, 342,026.40 and 140,434.52 is: 193,800.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,844.60 : 342,026.40 = 140,434.52 : x
  2. Step 2: Convert to fraction form
    247,844.60/342,026.40 = 140,434.52/x
  3. Step 3: Cross multiply
    247,844.60x = 342,026.40 × 140,434.52
  4. Step 4: Simplify right side
    247,844.60x = 48,032,313,311.33
  5. Step 5: Solve for x
    x = 48,032,313,311.33/247,844.60
  6. Step 6: Final answer
    x = 193,800.12

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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.