Home / 59,763.16-89,645.46-20,321.08

Finding the Fourth Proportional to 59,763.16, 89,645.46 and 20,321.08

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Solution

The fourth proportional to 59,763.16, 89,645.46 and 20,321.08 is: 30,481.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,763.16 : 89,645.46 = 20,321.08 : x
  2. Step 2: Convert to fraction form
    59,763.16/89,645.46 = 20,321.08/x
  3. Step 3: Cross multiply
    59,763.16x = 89,645.46 × 20,321.08
  4. Step 4: Simplify right side
    59,763.16x = 1,821,692,564.30
  5. Step 5: Solve for x
    x = 1,821,692,564.30/59,763.16
  6. Step 6: Final answer
    x = 30,481.86

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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.