Home / 166,909.47-250,374.38-54,601.54

Finding the Fourth Proportional to 166,909.47, 250,374.38 and 54,601.54

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Solution

The fourth proportional to 166,909.47, 250,374.38 and 54,601.54 is: 81,905.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,909.47 : 250,374.38 = 54,601.54 : x
  2. Step 2: Convert to fraction form
    166,909.47/250,374.38 = 54,601.54/x
  3. Step 3: Cross multiply
    166,909.47x = 250,374.38 × 54,601.54
  4. Step 4: Simplify right side
    166,909.47x = 13,670,826,724.55
  5. Step 5: Solve for x
    x = 13,670,826,724.55/166,909.47
  6. Step 6: Final answer
    x = 81,905.64

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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.