Home / 250,003.08-345,002.22-136,825.56

Finding the Fourth Proportional to 250,003.08, 345,002.22 and 136,825.56

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Solution

The fourth proportional to 250,003.08, 345,002.22 and 136,825.56 is: 188,818.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,003.08 : 345,002.22 = 136,825.56 : x
  2. Step 2: Convert to fraction form
    250,003.08/345,002.22 = 136,825.56/x
  3. Step 3: Cross multiply
    250,003.08x = 345,002.22 × 136,825.56
  4. Step 4: Simplify right side
    250,003.08x = 47,205,121,952.74
  5. Step 5: Solve for x
    x = 47,205,121,952.74/250,003.08
  6. Step 6: Final answer
    x = 188,818.16

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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.