Home / 250,097.28-345,121.04-136,898.08

Finding the Fourth Proportional to 250,097.28, 345,121.04 and 136,898.08

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Solution

The fourth proportional to 250,097.28, 345,121.04 and 136,898.08 is: 188,912.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,097.28 : 345,121.04 = 136,898.08 : x
  2. Step 2: Convert to fraction form
    250,097.28/345,121.04 = 136,898.08/x
  3. Step 3: Cross multiply
    250,097.28x = 345,121.04 × 136,898.08
  4. Step 4: Simplify right side
    250,097.28x = 47,246,407,743.60
  5. Step 5: Solve for x
    x = 47,246,407,743.60/250,097.28
  6. Step 6: Final answer
    x = 188,912.12

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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.