Home / 89,129.94-133,695.21-22,570.03

Finding the Fourth Proportional to 89,129.94, 133,695.21 and 22,570.03

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Solution

The fourth proportional to 89,129.94, 133,695.21 and 22,570.03 is: 33,855.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,129.94 : 133,695.21 = 22,570.03 : x
  2. Step 2: Convert to fraction form
    89,129.94/133,695.21 = 22,570.03/x
  3. Step 3: Cross multiply
    89,129.94x = 133,695.21 × 22,570.03
  4. Step 4: Simplify right side
    89,129.94x = 3,017,504,900.56
  5. Step 5: Solve for x
    x = 3,017,504,900.56/89,129.94
  6. Step 6: Final answer
    x = 33,855.12

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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.