Home / 98,761.76-148,158.04-32,186.48

Finding the Fourth Proportional to 98,761.76, 148,158.04 and 32,186.48

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Solution

The fourth proportional to 98,761.76, 148,158.04 and 32,186.48 is: 48,284.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,761.76 : 148,158.04 = 32,186.48 : x
  2. Step 2: Convert to fraction form
    98,761.76/148,158.04 = 32,186.48/x
  3. Step 3: Cross multiply
    98,761.76x = 148,158.04 × 32,186.48
  4. Step 4: Simplify right side
    98,761.76x = 4,768,685,791.30
  5. Step 5: Solve for x
    x = 4,768,685,791.30/98,761.76
  6. Step 6: Final answer
    x = 48,284.74

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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.