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Finding the Fourth Proportional to 188,571.85, 282,670.93 and 88,553.00

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Solution

The fourth proportional to 188,571.85, 282,670.93 and 88,553.00 is: 132,741.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,571.85 : 282,670.93 = 88,553.00 : x
  2. Step 2: Convert to fraction form
    188,571.85/282,670.93 = 88,553.00/x
  3. Step 3: Cross multiply
    188,571.85x = 282,670.93 × 88,553.00
  4. Step 4: Simplify right side
    188,571.85x = 25,031,359,349.58
  5. Step 5: Solve for x
    x = 25,031,359,349.58/188,571.85
  6. Step 6: Final answer
    x = 132,741.76

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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.