Home / 226,929.40-340,394.10-156,945.40

Finding the Fourth Proportional to 226,929.40, 340,394.10 and 156,945.40

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Solution

The fourth proportional to 226,929.40, 340,394.10 and 156,945.40 is: 235,418.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,929.40 : 340,394.10 = 156,945.40 : x
  2. Step 2: Convert to fraction form
    226,929.40/340,394.10 = 156,945.40/x
  3. Step 3: Cross multiply
    226,929.40x = 340,394.10 × 156,945.40
  4. Step 4: Simplify right side
    226,929.40x = 53,423,288,182.14
  5. Step 5: Solve for x
    x = 53,423,288,182.14/226,929.40
  6. Step 6: Final answer
    x = 235,418.10

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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.