Home / 174,138.46-261,038.06-89,993.58

Finding the Fourth Proportional to 174,138.46, 261,038.06 and 89,993.58

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Solution

The fourth proportional to 174,138.46, 261,038.06 and 89,993.58 is: 134,902.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,138.46 : 261,038.06 = 89,993.58 : x
  2. Step 2: Convert to fraction form
    174,138.46/261,038.06 = 89,993.58/x
  3. Step 3: Cross multiply
    174,138.46x = 261,038.06 × 89,993.58
  4. Step 4: Simplify right side
    174,138.46x = 23,491,749,535.65
  5. Step 5: Solve for x
    x = 23,491,749,535.65/174,138.46
  6. Step 6: Final answer
    x = 134,902.71

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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.