Home / 52,109.06-78,170.88-17,041.73

Finding the Fourth Proportional to 52,109.06, 78,170.88 and 17,041.73

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Solution

The fourth proportional to 52,109.06, 78,170.88 and 17,041.73 is: 25,564.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,109.06 : 78,170.88 = 17,041.73 : x
  2. Step 2: Convert to fraction form
    52,109.06/78,170.88 = 17,041.73/x
  3. Step 3: Cross multiply
    52,109.06x = 78,170.88 × 17,041.73
  4. Step 4: Simplify right side
    52,109.06x = 1,332,167,030.82
  5. Step 5: Solve for x
    x = 1,332,167,030.82/52,109.06
  6. Step 6: Final answer
    x = 25,564.98

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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.