Home / 69,515.27-104,281.10-52,095.81

Finding the Fourth Proportional to 69,515.27, 104,281.10 and 52,095.81

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Solution

The fourth proportional to 69,515.27, 104,281.10 and 52,095.81 is: 78,149.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,515.27 : 104,281.10 = 52,095.81 : x
  2. Step 2: Convert to fraction form
    69,515.27/104,281.10 = 52,095.81/x
  3. Step 3: Cross multiply
    69,515.27x = 104,281.10 × 52,095.81
  4. Step 4: Simplify right side
    69,515.27x = 5,432,608,372.19
  5. Step 5: Solve for x
    x = 5,432,608,372.19/69,515.27
  6. Step 6: Final answer
    x = 78,149.86

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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.