Home / 89,399.04-134,099.73-38,786.46

Finding the Fourth Proportional to 89,399.04, 134,099.73 and 38,786.46

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Solution

The fourth proportional to 89,399.04, 134,099.73 and 38,786.46 is: 58,180.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,399.04 : 134,099.73 = 38,786.46 : x
  2. Step 2: Convert to fraction form
    89,399.04/134,099.73 = 38,786.46/x
  3. Step 3: Cross multiply
    89,399.04x = 134,099.73 × 38,786.46
  4. Step 4: Simplify right side
    89,399.04x = 5,201,253,813.66
  5. Step 5: Solve for x
    x = 5,201,253,813.66/89,399.04
  6. Step 6: Final answer
    x = 58,180.20

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1.5x scale

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.