Home / 226,888.15-340,252.89-66,921.67

Finding the Fourth Proportional to 226,888.15, 340,252.89 and 66,921.67

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Solution

The fourth proportional to 226,888.15, 340,252.89 and 66,921.67 is: 100,359.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,888.15 : 340,252.89 = 66,921.67 : x
  2. Step 2: Convert to fraction form
    226,888.15/340,252.89 = 66,921.67/x
  3. Step 3: Cross multiply
    226,888.15x = 340,252.89 × 66,921.67
  4. Step 4: Simplify right side
    226,888.15x = 22,770,291,621.13
  5. Step 5: Solve for x
    x = 22,770,291,621.13/226,888.15
  6. Step 6: Final answer
    x = 100,359.10

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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.