Home / 88,436.80-132,671.40-35,851.60

Finding the Fourth Proportional to 88,436.80, 132,671.40 and 35,851.60

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Solution

The fourth proportional to 88,436.80, 132,671.40 and 35,851.60 is: 53,783.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,436.80 : 132,671.40 = 35,851.60 : x
  2. Step 2: Convert to fraction form
    88,436.80/132,671.40 = 35,851.60/x
  3. Step 3: Cross multiply
    88,436.80x = 132,671.40 × 35,851.60
  4. Step 4: Simplify right side
    88,436.80x = 4,756,481,964.24
  5. Step 5: Solve for x
    x = 4,756,481,964.24/88,436.80
  6. Step 6: Final answer
    x = 53,783.97

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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.