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Finding the Fourth Proportional to 188,034.53, 282,060.91 and 61,663.60

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Solution

The fourth proportional to 188,034.53, 282,060.91 and 61,663.60 is: 92,498.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,034.53 : 282,060.91 = 61,663.60 : x
  2. Step 2: Convert to fraction form
    188,034.53/282,060.91 = 61,663.60/x
  3. Step 3: Cross multiply
    188,034.53x = 282,060.91 × 61,663.60
  4. Step 4: Simplify right side
    188,034.53x = 17,392,889,719.57
  5. Step 5: Solve for x
    x = 17,392,889,719.57/188,034.53
  6. Step 6: Final answer
    x = 92,498.38

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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.