Home / 52,351.50-78,513.38-22,762.61

Finding the Fourth Proportional to 52,351.50, 78,513.38 and 22,762.61

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Solution

The fourth proportional to 52,351.50, 78,513.38 and 22,762.61 is: 34,137.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,351.50 : 78,513.38 = 22,762.61 : x
  2. Step 2: Convert to fraction form
    52,351.50/78,513.38 = 22,762.61/x
  3. Step 3: Cross multiply
    52,351.50x = 78,513.38 × 22,762.61
  4. Step 4: Simplify right side
    52,351.50x = 1,787,169,448.72
  5. Step 5: Solve for x
    x = 1,787,169,448.72/52,351.50
  6. Step 6: Final answer
    x = 34,137.88

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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.