Home / 250,191.84-345,305.04-142,766.40

Finding the Fourth Proportional to 250,191.84, 345,305.04 and 142,766.40

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Solution

The fourth proportional to 250,191.84, 345,305.04 and 142,766.40 is: 197,040.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,191.84 : 345,305.04 = 142,766.40 : x
  2. Step 2: Convert to fraction form
    250,191.84/345,305.04 = 142,766.40/x
  3. Step 3: Cross multiply
    250,191.84x = 345,305.04 × 142,766.40
  4. Step 4: Simplify right side
    250,191.84x = 49,297,957,462.66
  5. Step 5: Solve for x
    x = 49,297,957,462.66/250,191.84
  6. Step 6: Final answer
    x = 197,040.63

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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.