Home / 230,213.12-345,348.84-64,001.12

Finding the Fourth Proportional to 230,213.12, 345,348.84 and 64,001.12

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Solution

The fourth proportional to 230,213.12, 345,348.84 and 64,001.12 is: 96,009.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,213.12 : 345,348.84 = 64,001.12 : x
  2. Step 2: Convert to fraction form
    230,213.12/345,348.84 = 64,001.12/x
  3. Step 3: Cross multiply
    230,213.12x = 345,348.84 × 64,001.12
  4. Step 4: Simplify right side
    230,213.12x = 22,102,712,550.70
  5. Step 5: Solve for x
    x = 22,102,712,550.70/230,213.12
  6. Step 6: Final answer
    x = 96,009.79

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1.5x scale

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.