Home / 175,902.51-263,853.98-42,781.85

Finding the Fourth Proportional to 175,902.51, 263,853.98 and 42,781.85

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Solution

The fourth proportional to 175,902.51, 263,853.98 and 42,781.85 is: 64,172.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,902.51 : 263,853.98 = 42,781.85 : x
  2. Step 2: Convert to fraction form
    175,902.51/263,853.98 = 42,781.85/x
  3. Step 3: Cross multiply
    175,902.51x = 263,853.98 × 42,781.85
  4. Step 4: Simplify right side
    175,902.51x = 11,288,161,394.26
  5. Step 5: Solve for x
    x = 11,288,161,394.26/175,902.51
  6. Step 6: Final answer
    x = 64,172.83

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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.