Home / 166,515.15-229,787.46-91,063.65

Finding the Fourth Proportional to 166,515.15, 229,787.46 and 91,063.65

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Solution

The fourth proportional to 166,515.15, 229,787.46 and 91,063.65 is: 125,665.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,515.15 : 229,787.46 = 91,063.65 : x
  2. Step 2: Convert to fraction form
    166,515.15/229,787.46 = 91,063.65/x
  3. Step 3: Cross multiply
    166,515.15x = 229,787.46 × 91,063.65
  4. Step 4: Simplify right side
    166,515.15x = 20,925,284,831.83
  5. Step 5: Solve for x
    x = 20,925,284,831.83/166,515.15
  6. Step 6: Final answer
    x = 125,665.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.