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Finding the Fourth Proportional to 188,466.73, 282,795.77 and 125,330.77

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Solution

The fourth proportional to 188,466.73, 282,795.77 and 125,330.77 is: 188,059.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,466.73 : 282,795.77 = 125,330.77 : x
  2. Step 2: Convert to fraction form
    188,466.73/282,795.77 = 125,330.77/x
  3. Step 3: Cross multiply
    188,466.73x = 282,795.77 × 125,330.77
  4. Step 4: Simplify right side
    188,466.73x = 35,443,011,606.84
  5. Step 5: Solve for x
    x = 35,443,011,606.84/188,466.73
  6. Step 6: Final answer
    x = 188,059.78

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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.