Home / 247,067.24-340,952.76-133,890

Finding the Fourth Proportional to 247,067.24, 340,952.76 and 133,890

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Solution

The fourth proportional to 247,067.24, 340,952.76 and 133,890 is: 184,768.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,067.24 : 340,952.76 = 133,890 : x
  2. Step 2: Convert to fraction form
    247,067.24/340,952.76 = 133,890/x
  3. Step 3: Cross multiply
    247,067.24x = 340,952.76 × 133,890
  4. Step 4: Simplify right side
    247,067.24x = 45,650,165,036.40
  5. Step 5: Solve for x
    x = 45,650,165,036.40/247,067.24
  6. Step 6: Final answer
    x = 184,768.18

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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.