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Finding the Fourth Proportional to 188,647.65, 282,911.33 and 62,264.43

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Solution

The fourth proportional to 188,647.65, 282,911.33 and 62,264.43 is: 93,376.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,647.65 : 282,911.33 = 62,264.43 : x
  2. Step 2: Convert to fraction form
    188,647.65/282,911.33 = 62,264.43/x
  3. Step 3: Cross multiply
    188,647.65x = 282,911.33 × 62,264.43
  4. Step 4: Simplify right side
    188,647.65x = 17,615,312,858.65
  5. Step 5: Solve for x
    x = 17,615,312,858.65/188,647.65
  6. Step 6: Final answer
    x = 93,376.79

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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.