Home / 63,631.94-87,812.61-35,338.10

Finding the Fourth Proportional to 63,631.94, 87,812.61 and 35,338.10

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Solution

The fourth proportional to 63,631.94, 87,812.61 and 35,338.10 is: 48,766.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,631.94 : 87,812.61 = 35,338.10 : x
  2. Step 2: Convert to fraction form
    63,631.94/87,812.61 = 35,338.10/x
  3. Step 3: Cross multiply
    63,631.94x = 87,812.61 × 35,338.10
  4. Step 4: Simplify right side
    63,631.94x = 3,103,130,793.44
  5. Step 5: Solve for x
    x = 3,103,130,793.44/63,631.94
  6. Step 6: Final answer
    x = 48,766.87

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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.