Home / 247,036.28-340,911.26-133,859

Finding the Fourth Proportional to 247,036.28, 340,911.26 and 133,859

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Solution

The fourth proportional to 247,036.28, 340,911.26 and 133,859 is: 184,726.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,036.28 : 340,911.26 = 133,859 : x
  2. Step 2: Convert to fraction form
    247,036.28/340,911.26 = 133,859/x
  3. Step 3: Cross multiply
    247,036.28x = 340,911.26 × 133,859
  4. Step 4: Simplify right side
    247,036.28x = 45,634,040,352.34
  5. Step 5: Solve for x
    x = 45,634,040,352.34/247,036.28
  6. Step 6: Final answer
    x = 184,726.07

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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.