Home / 227,278.11-340,914.92-87,036.74

Finding the Fourth Proportional to 227,278.11, 340,914.92 and 87,036.74

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Solution

The fourth proportional to 227,278.11, 340,914.92 and 87,036.74 is: 130,554.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,278.11 : 340,914.92 = 87,036.74 : x
  2. Step 2: Convert to fraction form
    227,278.11/340,914.92 = 87,036.74/x
  3. Step 3: Cross multiply
    227,278.11x = 340,914.92 × 87,036.74
  4. Step 4: Simplify right side
    227,278.11x = 29,672,122,392.83
  5. Step 5: Solve for x
    x = 29,672,122,392.83/227,278.11
  6. Step 6: Final answer
    x = 130,554.24

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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.