Home / 88,738.53-122,251.05-61,832.22

Finding the Fourth Proportional to 88,738.53, 122,251.05 and 61,832.22

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Solution

The fourth proportional to 88,738.53, 122,251.05 and 61,832.22 is: 85,183.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,738.53 : 122,251.05 = 61,832.22 : x
  2. Step 2: Convert to fraction form
    88,738.53/122,251.05 = 61,832.22/x
  3. Step 3: Cross multiply
    88,738.53x = 122,251.05 × 61,832.22
  4. Step 4: Simplify right side
    88,738.53x = 7,559,053,818.83
  5. Step 5: Solve for x
    x = 7,559,053,818.83/88,738.53
  6. Step 6: Final answer
    x = 85,183.45

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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.