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Finding the Fourth Proportional to 88,340.58, 132,482.79 and 29,165.22

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Solution

The fourth proportional to 88,340.58, 132,482.79 and 29,165.22 is: 43,738.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,340.58 : 132,482.79 = 29,165.22 : x
  2. Step 2: Convert to fraction form
    88,340.58/132,482.79 = 29,165.22/x
  3. Step 3: Cross multiply
    88,340.58x = 132,482.79 × 29,165.22
  4. Step 4: Simplify right side
    88,340.58x = 3,863,889,716.56
  5. Step 5: Solve for x
    x = 3,863,889,716.56/88,340.58
  6. Step 6: Final answer
    x = 43,738.56

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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.