Home / 89,125.23-133,704.72-35,821.36

Finding the Fourth Proportional to 89,125.23, 133,704.72 and 35,821.36

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Solution

The fourth proportional to 89,125.23, 133,704.72 and 35,821.36 is: 53,738.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,125.23 : 133,704.72 = 35,821.36 : x
  2. Step 2: Convert to fraction form
    89,125.23/133,704.72 = 35,821.36/x
  3. Step 3: Cross multiply
    89,125.23x = 133,704.72 × 35,821.36
  4. Step 4: Simplify right side
    89,125.23x = 4,789,484,908.82
  5. Step 5: Solve for x
    x = 4,789,484,908.82/89,125.23
  6. Step 6: Final answer
    x = 53,738.82

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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.