Home / 88,150.08-132,234.51-28,157.58

Finding the Fourth Proportional to 88,150.08, 132,234.51 and 28,157.58

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Solution

The fourth proportional to 88,150.08, 132,234.51 and 28,157.58 is: 42,239.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,150.08 : 132,234.51 = 28,157.58 : x
  2. Step 2: Convert to fraction form
    88,150.08/132,234.51 = 28,157.58/x
  3. Step 3: Cross multiply
    88,150.08x = 132,234.51 × 28,157.58
  4. Step 4: Simplify right side
    88,150.08x = 3,723,403,794.09
  5. Step 5: Solve for x
    x = 3,723,403,794.09/88,150.08
  6. Step 6: Final answer
    x = 42,239.37

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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.