Home / 223,378.20-335,108.80-73,629

Finding the Fourth Proportional to 223,378.20, 335,108.80 and 73,629

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Solution

The fourth proportional to 223,378.20, 335,108.80 and 73,629 is: 110,457.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,378.20 : 335,108.80 = 73,629 : x
  2. Step 2: Convert to fraction form
    223,378.20/335,108.80 = 73,629/x
  3. Step 3: Cross multiply
    223,378.20x = 335,108.80 × 73,629
  4. Step 4: Simplify right side
    223,378.20x = 24,673,725,835.20
  5. Step 5: Solve for x
    x = 24,673,725,835.20/223,378.20
  6. Step 6: Final answer
    x = 110,457.18

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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.