Home / 107,289.25-148,052.27-67,000.61

Finding the Fourth Proportional to 107,289.25, 148,052.27 and 67,000.61

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Solution

The fourth proportional to 107,289.25, 148,052.27 and 67,000.61 is: 92,456.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,289.25 : 148,052.27 = 67,000.61 : x
  2. Step 2: Convert to fraction form
    107,289.25/148,052.27 = 67,000.61/x
  3. Step 3: Cross multiply
    107,289.25x = 148,052.27 × 67,000.61
  4. Step 4: Simplify right side
    107,289.25x = 9,919,592,939.52
  5. Step 5: Solve for x
    x = 9,919,592,939.52/107,289.25
  6. Step 6: Final answer
    x = 92,456.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.