Home / 99,212.69-148,775.97-36,011.81

Finding the Fourth Proportional to 99,212.69, 148,775.97 and 36,011.81

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Solution

The fourth proportional to 99,212.69, 148,775.97 and 36,011.81 is: 54,002.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,212.69 : 148,775.97 = 36,011.81 : x
  2. Step 2: Convert to fraction form
    99,212.69/148,775.97 = 36,011.81/x
  3. Step 3: Cross multiply
    99,212.69x = 148,775.97 × 36,011.81
  4. Step 4: Simplify right side
    99,212.69x = 5,357,691,220.33
  5. Step 5: Solve for x
    x = 5,357,691,220.33/99,212.69
  6. Step 6: Final answer
    x = 54,002.08

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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.