Home / 250,226.97-345,313.40-135,506.52

Finding the Fourth Proportional to 250,226.97, 345,313.40 and 135,506.52

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Solution

The fourth proportional to 250,226.97, 345,313.40 and 135,506.52 is: 186,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,226.97 : 345,313.40 = 135,506.52 : x
  2. Step 2: Convert to fraction form
    250,226.97/345,313.40 = 135,506.52/x
  3. Step 3: Cross multiply
    250,226.97x = 345,313.40 × 135,506.52
  4. Step 4: Simplify right side
    250,226.97x = 46,792,217,609.17
  5. Step 5: Solve for x
    x = 46,792,217,609.17/250,226.97
  6. Step 6: Final answer
    x = 186,999.10

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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.