Home / 288,765.46-433,177.89-109,002.29

Finding the Fourth Proportional to 288,765.46, 433,177.89 and 109,002.29

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Solution

The fourth proportional to 288,765.46, 433,177.89 and 109,002.29 is: 163,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,765.46 : 433,177.89 = 109,002.29 : x
  2. Step 2: Convert to fraction form
    288,765.46/433,177.89 = 109,002.29/x
  3. Step 3: Cross multiply
    288,765.46x = 433,177.89 × 109,002.29
  4. Step 4: Simplify right side
    288,765.46x = 47,217,381,442.36
  5. Step 5: Solve for x
    x = 47,217,381,442.36/288,765.46
  6. Step 6: Final answer
    x = 163,514.65

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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.