Home / 89,124.65-133,716.75-29,155.85

Finding the Fourth Proportional to 89,124.65, 133,716.75 and 29,155.85

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Solution

The fourth proportional to 89,124.65, 133,716.75 and 29,155.85 is: 43,743.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,124.65 : 133,716.75 = 29,155.85 : x
  2. Step 2: Convert to fraction form
    89,124.65/133,716.75 = 29,155.85/x
  3. Step 3: Cross multiply
    89,124.65x = 133,716.75 × 29,155.85
  4. Step 4: Simplify right side
    89,124.65x = 3,898,624,836.90
  5. Step 5: Solve for x
    x = 3,898,624,836.90/89,124.65
  6. Step 6: Final answer
    x = 43,743.51

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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.