Home / 52,199.52-78,313.80-17,163.72

Finding the Fourth Proportional to 52,199.52, 78,313.80 and 17,163.72

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Solution

The fourth proportional to 52,199.52, 78,313.80 and 17,163.72 is: 25,750.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,199.52 : 78,313.80 = 17,163.72 : x
  2. Step 2: Convert to fraction form
    52,199.52/78,313.80 = 17,163.72/x
  3. Step 3: Cross multiply
    52,199.52x = 78,313.80 × 17,163.72
  4. Step 4: Simplify right side
    52,199.52x = 1,344,156,135.34
  5. Step 5: Solve for x
    x = 1,344,156,135.34/52,199.52
  6. Step 6: Final answer
    x = 25,750.35

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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.