Home / 250,146.25-345,202.38-135,426.10

Finding the Fourth Proportional to 250,146.25, 345,202.38 and 135,426.10

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Solution

The fourth proportional to 250,146.25, 345,202.38 and 135,426.10 is: 186,888.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,146.25 : 345,202.38 = 135,426.10 : x
  2. Step 2: Convert to fraction form
    250,146.25/345,202.38 = 135,426.10/x
  3. Step 3: Cross multiply
    250,146.25x = 345,202.38 × 135,426.10
  4. Step 4: Simplify right side
    250,146.25x = 46,749,413,170.13
  5. Step 5: Solve for x
    x = 46,749,413,170.13/250,146.25
  6. Step 6: Final answer
    x = 186,888.32

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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.