Home / 209,945.10-314,822.88-60,151.11

Finding the Fourth Proportional to 209,945.10, 314,822.88 and 60,151.11

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Solution

The fourth proportional to 209,945.10, 314,822.88 and 60,151.11 is: 90,199.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,945.10 : 314,822.88 = 60,151.11 : x
  2. Step 2: Convert to fraction form
    209,945.10/314,822.88 = 60,151.11/x
  3. Step 3: Cross multiply
    209,945.10x = 314,822.88 × 60,151.11
  4. Step 4: Simplify right side
    209,945.10x = 18,936,945,685.40
  5. Step 5: Solve for x
    x = 18,936,945,685.40/209,945.10
  6. Step 6: Final answer
    x = 90,199.51

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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.