Home / 67,748.66-101,623.03-28,284.26

Finding the Fourth Proportional to 67,748.66, 101,623.03 and 28,284.26

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Solution

The fourth proportional to 67,748.66, 101,623.03 and 28,284.26 is: 42,426.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,748.66 : 101,623.03 = 28,284.26 : x
  2. Step 2: Convert to fraction form
    67,748.66/101,623.03 = 28,284.26/x
  3. Step 3: Cross multiply
    67,748.66x = 101,623.03 × 28,284.26
  4. Step 4: Simplify right side
    67,748.66x = 2,874,332,202.51
  5. Step 5: Solve for x
    x = 2,874,332,202.51/67,748.66
  6. Step 6: Final answer
    x = 42,426.41

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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.