Home / 226,779.87-340,280.46-142,579.62

Finding the Fourth Proportional to 226,779.87, 340,280.46 and 142,579.62

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Solution

The fourth proportional to 226,779.87, 340,280.46 and 142,579.62 is: 213,939.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,779.87 : 340,280.46 = 142,579.62 : x
  2. Step 2: Convert to fraction form
    226,779.87/340,280.46 = 142,579.62/x
  3. Step 3: Cross multiply
    226,779.87x = 340,280.46 × 142,579.62
  4. Step 4: Simplify right side
    226,779.87x = 48,517,058,680.23
  5. Step 5: Solve for x
    x = 48,517,058,680.23/226,779.87
  6. Step 6: Final answer
    x = 213,939.00

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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.