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Finding the Fourth Proportional to 101,355.84, 152,010.66 and 38,182.50

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Solution

The fourth proportional to 101,355.84, 152,010.66 and 38,182.50 is: 57,265.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,355.84 : 152,010.66 = 38,182.50 : x
  2. Step 2: Convert to fraction form
    101,355.84/152,010.66 = 38,182.50/x
  3. Step 3: Cross multiply
    101,355.84x = 152,010.66 × 38,182.50
  4. Step 4: Simplify right side
    101,355.84x = 5,804,147,025.45
  5. Step 5: Solve for x
    x = 5,804,147,025.45/101,355.84
  6. Step 6: Final answer
    x = 57,265.05

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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.