Home / 187,078.20-280,617.30-117,094.20

Finding the Fourth Proportional to 187,078.20, 280,617.30 and 117,094.20

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Solution

The fourth proportional to 187,078.20, 280,617.30 and 117,094.20 is: 175,641.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,078.20 : 280,617.30 = 117,094.20 : x
  2. Step 2: Convert to fraction form
    187,078.20/280,617.30 = 117,094.20/x
  3. Step 3: Cross multiply
    187,078.20x = 280,617.30 × 117,094.20
  4. Step 4: Simplify right side
    187,078.20x = 32,858,658,249.66
  5. Step 5: Solve for x
    x = 32,858,658,249.66/187,078.20
  6. Step 6: Final answer
    x = 175,641.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.