Home / 170,975.80-256,002.90-123,974.20

Finding the Fourth Proportional to 170,975.80, 256,002.90 and 123,974.20

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Solution

The fourth proportional to 170,975.80, 256,002.90 and 123,974.20 is: 185,627.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,975.80 : 256,002.90 = 123,974.20 : x
  2. Step 2: Convert to fraction form
    170,975.80/256,002.90 = 123,974.20/x
  3. Step 3: Cross multiply
    170,975.80x = 256,002.90 × 123,974.20
  4. Step 4: Simplify right side
    170,975.80x = 31,737,754,725.18
  5. Step 5: Solve for x
    x = 31,737,754,725.18/170,975.80
  6. Step 6: Final answer
    x = 185,627.17

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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.