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Finding the Fourth Proportional to 188,571.66, 282,670.65 and 88,552.82

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Solution

The fourth proportional to 188,571.66, 282,670.65 and 88,552.82 is: 132,741.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,571.66 : 282,670.65 = 88,552.82 : x
  2. Step 2: Convert to fraction form
    188,571.66/282,670.65 = 88,552.82/x
  3. Step 3: Cross multiply
    188,571.66x = 282,670.65 × 88,552.82
  4. Step 4: Simplify right side
    188,571.66x = 25,031,281,775.38
  5. Step 5: Solve for x
    x = 25,031,281,775.38/188,571.66
  6. Step 6: Final answer
    x = 132,741.48

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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.