Home / 135,933.11-203,787.40-59,977.57

Finding the Fourth Proportional to 135,933.11, 203,787.40 and 59,977.57

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Solution

The fourth proportional to 135,933.11, 203,787.40 and 59,977.57 is: 89,916.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,933.11 : 203,787.40 = 59,977.57 : x
  2. Step 2: Convert to fraction form
    135,933.11/203,787.40 = 59,977.57/x
  3. Step 3: Cross multiply
    135,933.11x = 203,787.40 × 59,977.57
  4. Step 4: Simplify right side
    135,933.11x = 12,222,673,625.60
  5. Step 5: Solve for x
    x = 12,222,673,625.60/135,933.11
  6. Step 6: Final answer
    x = 89,916.82

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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.