Home / 250,002.80-344,995.36-136,823.12

Finding the Fourth Proportional to 250,002.80, 344,995.36 and 136,823.12

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Solution

The fourth proportional to 250,002.80, 344,995.36 and 136,823.12 is: 188,811.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,002.80 : 344,995.36 = 136,823.12 : x
  2. Step 2: Convert to fraction form
    250,002.80/344,995.36 = 136,823.12/x
  3. Step 3: Cross multiply
    250,002.80x = 344,995.36 × 136,823.12
  4. Step 4: Simplify right side
    250,002.80x = 47,203,341,540.72
  5. Step 5: Solve for x
    x = 47,203,341,540.72/250,002.80
  6. Step 6: Final answer
    x = 188,811.25

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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.