Home / 229,620.30-343,816.05-146,061.90

Finding the Fourth Proportional to 229,620.30, 343,816.05 and 146,061.90

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Solution

The fourth proportional to 229,620.30, 343,816.05 and 146,061.90 is: 218,702.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,620.30 : 343,816.05 = 146,061.90 : x
  2. Step 2: Convert to fraction form
    229,620.30/343,816.05 = 146,061.90/x
  3. Step 3: Cross multiply
    229,620.30x = 343,816.05 × 146,061.90
  4. Step 4: Simplify right side
    229,620.30x = 50,218,425,513.50
  5. Step 5: Solve for x
    x = 50,218,425,513.50/229,620.30
  6. Step 6: Final answer
    x = 218,702.03

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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.