Home / 250,203.64-345,195.28-142,696.36

Finding the Fourth Proportional to 250,203.64, 345,195.28 and 142,696.36

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Solution

The fourth proportional to 250,203.64, 345,195.28 and 142,696.36 is: 196,872.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,203.64 : 345,195.28 = 142,696.36 : x
  2. Step 2: Convert to fraction form
    250,203.64/345,195.28 = 142,696.36/x
  3. Step 3: Cross multiply
    250,203.64x = 345,195.28 × 142,696.36
  4. Step 4: Simplify right side
    250,203.64x = 49,258,109,945.18
  5. Step 5: Solve for x
    x = 49,258,109,945.18/250,203.64
  6. Step 6: Final answer
    x = 196,872.08

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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.