Home / 96,286.98-132,894.40-64,511.28

Finding the Fourth Proportional to 96,286.98, 132,894.40 and 64,511.28

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Solution

The fourth proportional to 96,286.98, 132,894.40 and 64,511.28 is: 89,037.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,286.98 : 132,894.40 = 64,511.28 : x
  2. Step 2: Convert to fraction form
    96,286.98/132,894.40 = 64,511.28/x
  3. Step 3: Cross multiply
    96,286.98x = 132,894.40 × 64,511.28
  4. Step 4: Simplify right side
    96,286.98x = 8,573,187,848.83
  5. Step 5: Solve for x
    x = 8,573,187,848.83/96,286.98
  6. Step 6: Final answer
    x = 89,037.87

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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.