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Finding the Fourth Proportional to 188,615.17, 282,957.72 and 62,264.20

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Solution

The fourth proportional to 188,615.17, 282,957.72 and 62,264.20 is: 93,407.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,615.17 : 282,957.72 = 62,264.20 : x
  2. Step 2: Convert to fraction form
    188,615.17/282,957.72 = 62,264.20/x
  3. Step 3: Cross multiply
    188,615.17x = 282,957.72 × 62,264.20
  4. Step 4: Simplify right side
    188,615.17x = 17,618,136,069.62
  5. Step 5: Solve for x
    x = 17,618,136,069.62/188,615.17
  6. Step 6: Final answer
    x = 93,407.84

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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.