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Finding the Fourth Proportional to 110,751.05, 152,836.44 and 60,450.05

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Solution

The fourth proportional to 110,751.05, 152,836.44 and 60,450.05 is: 83,421.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,751.05 : 152,836.44 = 60,450.05 : x
  2. Step 2: Convert to fraction form
    110,751.05/152,836.44 = 60,450.05/x
  3. Step 3: Cross multiply
    110,751.05x = 152,836.44 × 60,450.05
  4. Step 4: Simplify right side
    110,751.05x = 9,238,970,245.57
  5. Step 5: Solve for x
    x = 9,238,970,245.57/110,751.05
  6. Step 6: Final answer
    x = 83,421.06

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1.5x scale

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.