Home / 226,977.60-340,466.40-138,404.10

Finding the Fourth Proportional to 226,977.60, 340,466.40 and 138,404.10

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Solution

The fourth proportional to 226,977.60, 340,466.40 and 138,404.10 is: 207,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,977.60 : 340,466.40 = 138,404.10 : x
  2. Step 2: Convert to fraction form
    226,977.60/340,466.40 = 138,404.10/x
  3. Step 3: Cross multiply
    226,977.60x = 340,466.40 × 138,404.10
  4. Step 4: Simplify right side
    226,977.60x = 47,121,945,672.24
  5. Step 5: Solve for x
    x = 47,121,945,672.24/226,977.60
  6. Step 6: Final answer
    x = 207,606.15

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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.