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Finding the Fourth Proportional to 110,751.61, 152,837.22 and 60,450.61

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Solution

The fourth proportional to 110,751.61, 152,837.22 and 60,450.61 is: 83,421.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,751.61 : 152,837.22 = 60,450.61 : x
  2. Step 2: Convert to fraction form
    110,751.61/152,837.22 = 60,450.61/x
  3. Step 3: Cross multiply
    110,751.61x = 152,837.22 × 60,450.61
  4. Step 4: Simplify right side
    110,751.61x = 9,239,103,197.53
  5. Step 5: Solve for x
    x = 9,239,103,197.53/110,751.61
  6. Step 6: Final answer
    x = 83,421.84

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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.