Home / 63,375.20-87,457.78-35,080.89

Finding the Fourth Proportional to 63,375.20, 87,457.78 and 35,080.89

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Solution

The fourth proportional to 63,375.20, 87,457.78 and 35,080.89 is: 48,411.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,375.20 : 87,457.78 = 35,080.89 : x
  2. Step 2: Convert to fraction form
    63,375.20/87,457.78 = 35,080.89/x
  3. Step 3: Cross multiply
    63,375.20x = 87,457.78 × 35,080.89
  4. Step 4: Simplify right side
    63,375.20x = 3,068,096,759.82
  5. Step 5: Solve for x
    x = 3,068,096,759.82/63,375.20
  6. Step 6: Final answer
    x = 48,411.63

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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.