Home / 170,029.70-254,825.85-103,399.10

Finding the Fourth Proportional to 170,029.70, 254,825.85 and 103,399.10

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Solution

The fourth proportional to 170,029.70, 254,825.85 and 103,399.10 is: 154,965.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,029.70 : 254,825.85 = 103,399.10 : x
  2. Step 2: Convert to fraction form
    170,029.70/254,825.85 = 103,399.10/x
  3. Step 3: Cross multiply
    170,029.70x = 254,825.85 × 103,399.10
  4. Step 4: Simplify right side
    170,029.70x = 26,348,763,546.74
  5. Step 5: Solve for x
    x = 26,348,763,546.74/170,029.70
  6. Step 6: Final answer
    x = 154,965.65

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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.