Home / 133,432.82-200,148.69-53,506.52

Finding the Fourth Proportional to 133,432.82, 200,148.69 and 53,506.52

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Solution

The fourth proportional to 133,432.82, 200,148.69 and 53,506.52 is: 80,259.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,432.82 : 200,148.69 = 53,506.52 : x
  2. Step 2: Convert to fraction form
    133,432.82/200,148.69 = 53,506.52/x
  3. Step 3: Cross multiply
    133,432.82x = 200,148.69 × 53,506.52
  4. Step 4: Simplify right side
    133,432.82x = 10,709,259,884.46
  5. Step 5: Solve for x
    x = 10,709,259,884.46/133,432.82
  6. Step 6: Final answer
    x = 80,259.56

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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.