Home / 96,626.35-133,319.01-55,780.48

Finding the Fourth Proportional to 96,626.35, 133,319.01 and 55,780.48

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Solution

The fourth proportional to 96,626.35, 133,319.01 and 55,780.48 is: 76,962.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,626.35 : 133,319.01 = 55,780.48 : x
  2. Step 2: Convert to fraction form
    96,626.35/133,319.01 = 55,780.48/x
  3. Step 3: Cross multiply
    96,626.35x = 133,319.01 × 55,780.48
  4. Step 4: Simplify right side
    96,626.35x = 7,436,598,370.92
  5. Step 5: Solve for x
    x = 7,436,598,370.92/96,626.35
  6. Step 6: Final answer
    x = 76,962.43

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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.