Home / 263,319.25-363,389.91-148,625.82

Finding the Fourth Proportional to 263,319.25, 363,389.91 and 148,625.82

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Solution

The fourth proportional to 263,319.25, 363,389.91 and 148,625.82 is: 205,108.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,319.25 : 363,389.91 = 148,625.82 : x
  2. Step 2: Convert to fraction form
    263,319.25/363,389.91 = 148,625.82/x
  3. Step 3: Cross multiply
    263,319.25x = 363,389.91 × 148,625.82
  4. Step 4: Simplify right side
    263,319.25x = 54,009,123,353.48
  5. Step 5: Solve for x
    x = 54,009,123,353.48/263,319.25
  6. Step 6: Final answer
    x = 205,108.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.