Home / 98,761.20-148,144.26-32,208.36

Finding the Fourth Proportional to 98,761.20, 148,144.26 and 32,208.36

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Solution

The fourth proportional to 98,761.20, 148,144.26 and 32,208.36 is: 48,313.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,761.20 : 148,144.26 = 32,208.36 : x
  2. Step 2: Convert to fraction form
    98,761.20/148,144.26 = 32,208.36/x
  3. Step 3: Cross multiply
    98,761.20x = 148,144.26 × 32,208.36
  4. Step 4: Simplify right side
    98,761.20x = 4,771,483,658.01
  5. Step 5: Solve for x
    x = 4,771,483,658.01/98,761.20
  6. Step 6: Final answer
    x = 48,313.34

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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.