Home / 226,582.32-339,901.18-76,865.45

Finding the Fourth Proportional to 226,582.32, 339,901.18 and 76,865.45

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Solution

The fourth proportional to 226,582.32, 339,901.18 and 76,865.45 is: 115,307.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,582.32 : 339,901.18 = 76,865.45 : x
  2. Step 2: Convert to fraction form
    226,582.32/339,901.18 = 76,865.45/x
  3. Step 3: Cross multiply
    226,582.32x = 339,901.18 × 76,865.45
  4. Step 4: Simplify right side
    226,582.32x = 26,126,655,264.56
  5. Step 5: Solve for x
    x = 26,126,655,264.56/226,582.32
  6. Step 6: Final answer
    x = 115,307.56

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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.