Home / 122,143.98-182,945.30-93,855.81

Finding the Fourth Proportional to 122,143.98, 182,945.30 and 93,855.81

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Solution

The fourth proportional to 122,143.98, 182,945.30 and 93,855.81 is: 140,575.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,143.98 : 182,945.30 = 93,855.81 : x
  2. Step 2: Convert to fraction form
    122,143.98/182,945.30 = 93,855.81/x
  3. Step 3: Cross multiply
    122,143.98x = 182,945.30 × 93,855.81
  4. Step 4: Simplify right side
    122,143.98x = 17,170,478,847.91
  5. Step 5: Solve for x
    x = 17,170,478,847.91/122,143.98
  6. Step 6: Final answer
    x = 140,575.73

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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.