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Finding the Fourth Proportional to 101,524.95, 152,262.75 and 42,361.11

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Solution

The fourth proportional to 101,524.95, 152,262.75 and 42,361.11 is: 63,531.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,524.95 : 152,262.75 = 42,361.11 : x
  2. Step 2: Convert to fraction form
    101,524.95/152,262.75 = 42,361.11/x
  3. Step 3: Cross multiply
    101,524.95x = 152,262.75 × 42,361.11
  4. Step 4: Simplify right side
    101,524.95x = 6,450,019,101.65
  5. Step 5: Solve for x
    x = 6,450,019,101.65/101,524.95
  6. Step 6: Final answer
    x = 63,531.37

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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.