Home / 88,232.64-132,349.38-21,672.78

Finding the Fourth Proportional to 88,232.64, 132,349.38 and 21,672.78

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Solution

The fourth proportional to 88,232.64, 132,349.38 and 21,672.78 is: 32,509.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,232.64 : 132,349.38 = 21,672.78 : x
  2. Step 2: Convert to fraction form
    88,232.64/132,349.38 = 21,672.78/x
  3. Step 3: Cross multiply
    88,232.64x = 132,349.38 × 21,672.78
  4. Step 4: Simplify right side
    88,232.64x = 2,868,378,995.88
  5. Step 5: Solve for x
    x = 2,868,378,995.88/88,232.64
  6. Step 6: Final answer
    x = 32,509.27

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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.