Home / 89,120.92-133,698.24-35,817.04

Finding the Fourth Proportional to 89,120.92, 133,698.24 and 35,817.04

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Solution

The fourth proportional to 89,120.92, 133,698.24 and 35,817.04 is: 53,732.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,120.92 : 133,698.24 = 35,817.04 : x
  2. Step 2: Convert to fraction form
    89,120.92/133,698.24 = 35,817.04/x
  3. Step 3: Cross multiply
    89,120.92x = 133,698.24 × 35,817.04
  4. Step 4: Simplify right side
    89,120.92x = 4,788,675,210.01
  5. Step 5: Solve for x
    x = 4,788,675,210.01/89,120.92
  6. Step 6: Final answer
    x = 53,732.34

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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.