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Finding the Fourth Proportional to 101,136.60, 151,765.65 and 41,966.10

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Solution

The fourth proportional to 101,136.60, 151,765.65 and 41,966.10 is: 62,974.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,136.60 : 151,765.65 = 41,966.10 : x
  2. Step 2: Convert to fraction form
    101,136.60/151,765.65 = 41,966.10/x
  3. Step 3: Cross multiply
    101,136.60x = 151,765.65 × 41,966.10
  4. Step 4: Simplify right side
    101,136.60x = 6,369,012,444.47
  5. Step 5: Solve for x
    x = 6,369,012,444.47/101,136.60
  6. Step 6: Final answer
    x = 62,974.36

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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.