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Finding the Fourth Proportional to 188,019, 282,043.08 and 63,360

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Solution

The fourth proportional to 188,019, 282,043.08 and 63,360 is: 95,044.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,019 : 282,043.08 = 63,360 : x
  2. Step 2: Convert to fraction form
    188,019/282,043.08 = 63,360/x
  3. Step 3: Cross multiply
    188,019x = 282,043.08 × 63,360
  4. Step 4: Simplify right side
    188,019x = 17,870,249,548.80
  5. Step 5: Solve for x
    x = 17,870,249,548.80/188,019
  6. Step 6: Final answer
    x = 95,044.91

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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.