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Finding the Fourth Proportional to 188,888.54, 283,264.74 and 62,505.45

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Solution

The fourth proportional to 188,888.54, 283,264.74 and 62,505.45 is: 93,735.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,888.54 : 283,264.74 = 62,505.45 : x
  2. Step 2: Convert to fraction form
    188,888.54/283,264.74 = 62,505.45/x
  3. Step 3: Cross multiply
    188,888.54x = 283,264.74 × 62,505.45
  4. Step 4: Simplify right side
    188,888.54x = 17,705,590,042.83
  5. Step 5: Solve for x
    x = 17,705,590,042.83/188,888.54
  6. Step 6: Final answer
    x = 93,735.65

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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.