Home / 173,687.10-260,690.49-89,505.29

Finding the Fourth Proportional to 173,687.10, 260,690.49 and 89,505.29

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Solution

The fourth proportional to 173,687.10, 260,690.49 and 89,505.29 is: 134,340.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,687.10 : 260,690.49 = 89,505.29 : x
  2. Step 2: Convert to fraction form
    173,687.10/260,690.49 = 89,505.29/x
  3. Step 3: Cross multiply
    173,687.10x = 260,690.49 × 89,505.29
  4. Step 4: Simplify right side
    173,687.10x = 23,333,176,604.24
  5. Step 5: Solve for x
    x = 23,333,176,604.24/173,687.10
  6. Step 6: Final answer
    x = 134,340.30

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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.