Home / 209,947.10-314,825.88-60,153.11

Finding the Fourth Proportional to 209,947.10, 314,825.88 and 60,153.11

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Solution

The fourth proportional to 209,947.10, 314,825.88 and 60,153.11 is: 90,202.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,947.10 : 314,825.88 = 60,153.11 : x
  2. Step 2: Convert to fraction form
    209,947.10/314,825.88 = 60,153.11/x
  3. Step 3: Cross multiply
    209,947.10x = 314,825.88 × 60,153.11
  4. Step 4: Simplify right side
    209,947.10x = 18,937,755,790.49
  5. Step 5: Solve for x
    x = 18,937,755,790.49/209,947.10
  6. Step 6: Final answer
    x = 90,202.51

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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.