Home / 133,358.84-200,117.82-47,962.56

Finding the Fourth Proportional to 133,358.84, 200,117.82 and 47,962.56

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Solution

The fourth proportional to 133,358.84, 200,117.82 and 47,962.56 is: 71,972.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,358.84 : 200,117.82 = 47,962.56 : x
  2. Step 2: Convert to fraction form
    133,358.84/200,117.82 = 47,962.56/x
  3. Step 3: Cross multiply
    133,358.84x = 200,117.82 × 47,962.56
  4. Step 4: Simplify right side
    133,358.84x = 9,598,162,948.82
  5. Step 5: Solve for x
    x = 9,598,162,948.82/133,358.84
  6. Step 6: Final answer
    x = 71,972.45

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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.