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Finding the Fourth Proportional to 188,055.84, 282,084.72 and 63,397.92

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Solution

The fourth proportional to 188,055.84, 282,084.72 and 63,397.92 is: 95,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,055.84 : 282,084.72 = 63,397.92 : x
  2. Step 2: Convert to fraction form
    188,055.84/282,084.72 = 63,397.92/x
  3. Step 3: Cross multiply
    188,055.84x = 282,084.72 × 63,397.92
  4. Step 4: Simplify right side
    188,055.84x = 17,883,584,511.78
  5. Step 5: Solve for x
    x = 17,883,584,511.78/188,055.84
  6. Step 6: Final answer
    x = 95,097.20

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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.