Home / 255,912.04-383,080.78-166,974.04

Finding the Fourth Proportional to 255,912.04, 383,080.78 and 166,974.04

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Solution

The fourth proportional to 255,912.04, 383,080.78 and 166,974.04 is: 249,947.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,912.04 : 383,080.78 = 166,974.04 : x
  2. Step 2: Convert to fraction form
    255,912.04/383,080.78 = 166,974.04/x
  3. Step 3: Cross multiply
    255,912.04x = 383,080.78 × 166,974.04
  4. Step 4: Simplify right side
    255,912.04x = 63,964,545,482.95
  5. Step 5: Solve for x
    x = 63,964,545,482.95/255,912.04
  6. Step 6: Final answer
    x = 249,947.39

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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.