Home / 146,732.40-220,098.60-87,537.60

Finding the Fourth Proportional to 146,732.40, 220,098.60 and 87,537.60

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Solution

The fourth proportional to 146,732.40, 220,098.60 and 87,537.60 is: 131,306.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,732.40 : 220,098.60 = 87,537.60 : x
  2. Step 2: Convert to fraction form
    146,732.40/220,098.60 = 87,537.60/x
  3. Step 3: Cross multiply
    146,732.40x = 220,098.60 × 87,537.60
  4. Step 4: Simplify right side
    146,732.40x = 19,266,903,207.36
  5. Step 5: Solve for x
    x = 19,266,903,207.36/146,732.40
  6. Step 6: Final answer
    x = 131,306.40

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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.