Home / 169,379.16-254,115.18-137,710.44

Finding the Fourth Proportional to 169,379.16, 254,115.18 and 137,710.44

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Solution

The fourth proportional to 169,379.16, 254,115.18 and 137,710.44 is: 206,603.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,379.16 : 254,115.18 = 137,710.44 : x
  2. Step 2: Convert to fraction form
    169,379.16/254,115.18 = 137,710.44/x
  3. Step 3: Cross multiply
    169,379.16x = 254,115.18 × 137,710.44
  4. Step 4: Simplify right side
    169,379.16x = 34,994,313,248.48
  5. Step 5: Solve for x
    x = 34,994,313,248.48/169,379.16
  6. Step 6: Final answer
    x = 206,603.42

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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.