Home / 99,817.67-149,728.77-33,263.15

Finding the Fourth Proportional to 99,817.67, 149,728.77 and 33,263.15

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Solution

The fourth proportional to 99,817.67, 149,728.77 and 33,263.15 is: 49,895.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,817.67 : 149,728.77 = 33,263.15 : x
  2. Step 2: Convert to fraction form
    99,817.67/149,728.77 = 33,263.15/x
  3. Step 3: Cross multiply
    99,817.67x = 149,728.77 × 33,263.15
  4. Step 4: Simplify right side
    99,817.67x = 4,980,449,787.18
  5. Step 5: Solve for x
    x = 4,980,449,787.18/99,817.67
  6. Step 6: Final answer
    x = 49,895.47

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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.