Home / 250,213.64-345,209.04-142,706.36

Finding the Fourth Proportional to 250,213.64, 345,209.04 and 142,706.36

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Solution

The fourth proportional to 250,213.64, 345,209.04 and 142,706.36 is: 196,885.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,213.64 : 345,209.04 = 142,706.36 : x
  2. Step 2: Convert to fraction form
    250,213.64/345,209.04 = 142,706.36/x
  3. Step 3: Cross multiply
    250,213.64x = 345,209.04 × 142,706.36
  4. Step 4: Simplify right side
    250,213.64x = 49,263,525,537.49
  5. Step 5: Solve for x
    x = 49,263,525,537.49/250,213.64
  6. Step 6: Final answer
    x = 196,885.85

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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.