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Finding the Fourth Proportional to 63,826.50, 88,080.53 and 35,538.87

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Solution

The fourth proportional to 63,826.50, 88,080.53 and 35,538.87 is: 49,043.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,826.50 : 88,080.53 = 35,538.87 : x
  2. Step 2: Convert to fraction form
    63,826.50/88,080.53 = 35,538.87/x
  3. Step 3: Cross multiply
    63,826.50x = 88,080.53 × 35,538.87
  4. Step 4: Simplify right side
    63,826.50x = 3,130,282,505.20
  5. Step 5: Solve for x
    x = 3,130,282,505.20/63,826.50
  6. Step 6: Final answer
    x = 49,043.62

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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.