Home / 250,217.15-345,300.35-135,497.13

Finding the Fourth Proportional to 250,217.15, 345,300.35 and 135,497.13

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Solution

The fourth proportional to 250,217.15, 345,300.35 and 135,497.13 is: 186,986.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,217.15 : 345,300.35 = 135,497.13 : x
  2. Step 2: Convert to fraction form
    250,217.15/345,300.35 = 135,497.13/x
  3. Step 3: Cross multiply
    250,217.15x = 345,300.35 × 135,497.13
  4. Step 4: Simplify right side
    250,217.15x = 46,787,205,735.51
  5. Step 5: Solve for x
    x = 46,787,205,735.51/250,217.15
  6. Step 6: Final answer
    x = 186,986.41

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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.