Home / 243,650.06-365,806.67-137,109.29

Finding the Fourth Proportional to 243,650.06, 365,806.67 and 137,109.29

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Solution

The fourth proportional to 243,650.06, 365,806.67 and 137,109.29 is: 205,850.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,650.06 : 365,806.67 = 137,109.29 : x
  2. Step 2: Convert to fraction form
    243,650.06/365,806.67 = 137,109.29/x
  3. Step 3: Cross multiply
    243,650.06x = 365,806.67 × 137,109.29
  4. Step 4: Simplify right side
    243,650.06x = 50,155,492,800.96
  5. Step 5: Solve for x
    x = 50,155,492,800.96/243,650.06
  6. Step 6: Final answer
    x = 205,850.53

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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.