Home / 250,370.04-345,512.34-137,196.84

Finding the Fourth Proportional to 250,370.04, 345,512.34 and 137,196.84

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Solution

The fourth proportional to 250,370.04, 345,512.34 and 137,196.84 is: 189,332.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,370.04 : 345,512.34 = 137,196.84 : x
  2. Step 2: Convert to fraction form
    250,370.04/345,512.34 = 137,196.84/x
  3. Step 3: Cross multiply
    250,370.04x = 345,512.34 × 137,196.84
  4. Step 4: Simplify right side
    250,370.04x = 47,403,201,229.01
  5. Step 5: Solve for x
    x = 47,403,201,229.01/250,370.04
  6. Step 6: Final answer
    x = 189,332.56

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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.