Home / 70,533.11-105,775.23-33,110.84

Finding the Fourth Proportional to 70,533.11, 105,775.23 and 33,110.84

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Solution

The fourth proportional to 70,533.11, 105,775.23 and 33,110.84 is: 49,654.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,533.11 : 105,775.23 = 33,110.84 : x
  2. Step 2: Convert to fraction form
    70,533.11/105,775.23 = 33,110.84/x
  3. Step 3: Cross multiply
    70,533.11x = 105,775.23 × 33,110.84
  4. Step 4: Simplify right side
    70,533.11x = 3,502,306,716.49
  5. Step 5: Solve for x
    x = 3,502,306,716.49/70,533.11
  6. Step 6: Final answer
    x = 49,654.79

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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.