Home / 52,169.40-78,246.81-17,104.50

Finding the Fourth Proportional to 52,169.40, 78,246.81 and 17,104.50

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Solution

The fourth proportional to 52,169.40, 78,246.81 and 17,104.50 is: 25,654.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,169.40 : 78,246.81 = 17,104.50 : x
  2. Step 2: Convert to fraction form
    52,169.40/78,246.81 = 17,104.50/x
  3. Step 3: Cross multiply
    52,169.40x = 78,246.81 × 17,104.50
  4. Step 4: Simplify right side
    52,169.40x = 1,338,372,561.65
  5. Step 5: Solve for x
    x = 1,338,372,561.65/52,169.40
  6. Step 6: Final answer
    x = 25,654.36

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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.