Home / 124,991-187,375.76-93,362.88

Finding the Fourth Proportional to 124,991, 187,375.76 and 93,362.88

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Solution

The fourth proportional to 124,991, 187,375.76 and 93,362.88 is: 139,961.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,991 : 187,375.76 = 93,362.88 : x
  2. Step 2: Convert to fraction form
    124,991/187,375.76 = 93,362.88/x
  3. Step 3: Cross multiply
    124,991x = 187,375.76 × 93,362.88
  4. Step 4: Simplify right side
    124,991x = 17,493,940,595.79
  5. Step 5: Solve for x
    x = 17,493,940,595.79/124,991
  6. Step 6: Final answer
    x = 139,961.60

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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.