Home / 80,152.16-110,611.84-44,342.88

Finding the Fourth Proportional to 80,152.16, 110,611.84 and 44,342.88

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Solution

The fourth proportional to 80,152.16, 110,611.84 and 44,342.88 is: 61,194.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,152.16 : 110,611.84 = 44,342.88 : x
  2. Step 2: Convert to fraction form
    80,152.16/110,611.84 = 44,342.88/x
  3. Step 3: Cross multiply
    80,152.16x = 110,611.84 × 44,342.88
  4. Step 4: Simplify right side
    80,152.16x = 4,904,847,547.70
  5. Step 5: Solve for x
    x = 4,904,847,547.70/80,152.16
  6. Step 6: Final answer
    x = 61,194.20

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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.