Home / 96,389.45-132,949.83-67,269.21

Finding the Fourth Proportional to 96,389.45, 132,949.83 and 67,269.21

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Solution

The fourth proportional to 96,389.45, 132,949.83 and 67,269.21 is: 92,784.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,389.45 : 132,949.83 = 67,269.21 : x
  2. Step 2: Convert to fraction form
    96,389.45/132,949.83 = 67,269.21/x
  3. Step 3: Cross multiply
    96,389.45x = 132,949.83 × 67,269.21
  4. Step 4: Simplify right side
    96,389.45x = 8,943,429,787.43
  5. Step 5: Solve for x
    x = 8,943,429,787.43/96,389.45
  6. Step 6: Final answer
    x = 92,784.32

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1.5x scale

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.