Home / 226,871.42-340,316.51-66,947.35

Finding the Fourth Proportional to 226,871.42, 340,316.51 and 66,947.35

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Solution

The fourth proportional to 226,871.42, 340,316.51 and 66,947.35 is: 100,423.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,871.42 : 340,316.51 = 66,947.35 : x
  2. Step 2: Convert to fraction form
    226,871.42/340,316.51 = 66,947.35/x
  3. Step 3: Cross multiply
    226,871.42x = 340,316.51 × 66,947.35
  4. Step 4: Simplify right side
    226,871.42x = 22,783,288,171.01
  5. Step 5: Solve for x
    x = 22,783,288,171.01/226,871.42
  6. Step 6: Final answer
    x = 100,423.79

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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.