Home / 250,091.04-345,134.34-136,914.60

Finding the Fourth Proportional to 250,091.04, 345,134.34 and 136,914.60

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Solution

The fourth proportional to 250,091.04, 345,134.34 and 136,914.60 is: 188,946.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,091.04 : 345,134.34 = 136,914.60 : x
  2. Step 2: Convert to fraction form
    250,091.04/345,134.34 = 136,914.60/x
  3. Step 3: Cross multiply
    250,091.04x = 345,134.34 × 136,914.60
  4. Step 4: Simplify right side
    250,091.04x = 47,253,930,107.36
  5. Step 5: Solve for x
    x = 47,253,930,107.36/250,091.04
  6. Step 6: Final answer
    x = 188,946.91

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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.