Home / 229,002.66-343,535.13-79,202.70

Finding the Fourth Proportional to 229,002.66, 343,535.13 and 79,202.70

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Solution

The fourth proportional to 229,002.66, 343,535.13 and 79,202.70 is: 118,814.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,002.66 : 343,535.13 = 79,202.70 : x
  2. Step 2: Convert to fraction form
    229,002.66/343,535.13 = 79,202.70/x
  3. Step 3: Cross multiply
    229,002.66x = 343,535.13 × 79,202.70
  4. Step 4: Simplify right side
    229,002.66x = 27,208,909,840.85
  5. Step 5: Solve for x
    x = 27,208,909,840.85/229,002.66
  6. Step 6: Final answer
    x = 118,814.82

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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.