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Finding the Fourth Proportional to 164,482.38, 246,334.92 and 80,300.19

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Solution

The fourth proportional to 164,482.38, 246,334.92 and 80,300.19 is: 120,260.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,482.38 : 246,334.92 = 80,300.19 : x
  2. Step 2: Convert to fraction form
    164,482.38/246,334.92 = 80,300.19/x
  3. Step 3: Cross multiply
    164,482.38x = 246,334.92 × 80,300.19
  4. Step 4: Simplify right side
    164,482.38x = 19,780,741,953.95
  5. Step 5: Solve for x
    x = 19,780,741,953.95/164,482.38
  6. Step 6: Final answer
    x = 120,260.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.