Home / 157,589.30-217,468.44-88,682.60

Finding the Fourth Proportional to 157,589.30, 217,468.44 and 88,682.60

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Solution

The fourth proportional to 157,589.30, 217,468.44 and 88,682.60 is: 122,379.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,589.30 : 217,468.44 = 88,682.60 : x
  2. Step 2: Convert to fraction form
    157,589.30/217,468.44 = 88,682.60/x
  3. Step 3: Cross multiply
    157,589.30x = 217,468.44 × 88,682.60
  4. Step 4: Simplify right side
    157,589.30x = 19,285,665,589.80
  5. Step 5: Solve for x
    x = 19,285,665,589.80/157,589.30
  6. Step 6: Final answer
    x = 122,379.29

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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.