Home / 99,266.14-148,833.38-36,078.76

Finding the Fourth Proportional to 99,266.14, 148,833.38 and 36,078.76

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Solution

The fourth proportional to 99,266.14, 148,833.38 and 36,078.76 is: 54,094.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,266.14 : 148,833.38 = 36,078.76 : x
  2. Step 2: Convert to fraction form
    99,266.14/148,833.38 = 36,078.76/x
  3. Step 3: Cross multiply
    99,266.14x = 148,833.38 × 36,078.76
  4. Step 4: Simplify right side
    99,266.14x = 5,369,723,515.12
  5. Step 5: Solve for x
    x = 5,369,723,515.12/99,266.14
  6. Step 6: Final answer
    x = 54,094.21

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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.