Home / 230,100.65-345,010.04-89,695.25

Finding the Fourth Proportional to 230,100.65, 345,010.04 and 89,695.25

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Solution

The fourth proportional to 230,100.65, 345,010.04 and 89,695.25 is: 134,487.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,100.65 : 345,010.04 = 89,695.25 : x
  2. Step 2: Convert to fraction form
    230,100.65/345,010.04 = 89,695.25/x
  3. Step 3: Cross multiply
    230,100.65x = 345,010.04 × 89,695.25
  4. Step 4: Simplify right side
    230,100.65x = 30,945,761,341.83
  5. Step 5: Solve for x
    x = 30,945,761,341.83/230,100.65
  6. Step 6: Final answer
    x = 134,487.94

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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.