Home / 99,141.20-148,884.60-96,030.80

Finding the Fourth Proportional to 99,141.20, 148,884.60 and 96,030.80

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Solution

The fourth proportional to 99,141.20, 148,884.60 and 96,030.80 is: 144,213.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,141.20 : 148,884.60 = 96,030.80 : x
  2. Step 2: Convert to fraction form
    99,141.20/148,884.60 = 96,030.80/x
  3. Step 3: Cross multiply
    99,141.20x = 148,884.60 × 96,030.80
  4. Step 4: Simplify right side
    99,141.20x = 14,297,507,245.68
  5. Step 5: Solve for x
    x = 14,297,507,245.68/99,141.20
  6. Step 6: Final answer
    x = 144,213.58

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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.