Home / 146,372.96-219,574.08-39,758.60

Finding the Fourth Proportional to 146,372.96, 219,574.08 and 39,758.60

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Solution

The fourth proportional to 146,372.96, 219,574.08 and 39,758.60 is: 59,641.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,372.96 : 219,574.08 = 39,758.60 : x
  2. Step 2: Convert to fraction form
    146,372.96/219,574.08 = 39,758.60/x
  3. Step 3: Cross multiply
    146,372.96x = 219,574.08 × 39,758.60
  4. Step 4: Simplify right side
    146,372.96x = 8,729,958,017.09
  5. Step 5: Solve for x
    x = 8,729,958,017.09/146,372.96
  6. Step 6: Final answer
    x = 59,641.88

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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.