Home / 89,474.40-134,113.19-36,855.18

Finding the Fourth Proportional to 89,474.40, 134,113.19 and 36,855.18

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Solution

The fourth proportional to 89,474.40, 134,113.19 and 36,855.18 is: 55,242.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,474.40 : 134,113.19 = 36,855.18 : x
  2. Step 2: Convert to fraction form
    89,474.40/134,113.19 = 36,855.18/x
  3. Step 3: Cross multiply
    89,474.40x = 134,113.19 × 36,855.18
  4. Step 4: Simplify right side
    89,474.40x = 4,942,765,757.82
  5. Step 5: Solve for x
    x = 4,942,765,757.82/89,474.40
  6. Step 6: Final answer
    x = 55,242.23

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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.