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Finding the Fourth Proportional to 110,676, 152,733.96 and 60,376.08

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Solution

The fourth proportional to 110,676, 152,733.96 and 60,376.08 is: 83,319.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,676 : 152,733.96 = 60,376.08 : x
  2. Step 2: Convert to fraction form
    110,676/152,733.96 = 60,376.08/x
  3. Step 3: Cross multiply
    110,676x = 152,733.96 × 60,376.08
  4. Step 4: Simplify right side
    110,676x = 9,221,477,787.68
  5. Step 5: Solve for x
    x = 9,221,477,787.68/110,676
  6. Step 6: Final answer
    x = 83,319.58

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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.