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Finding the Fourth Proportional to 168,331.92, 232,298.84 and 92,880.42

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Solution

The fourth proportional to 168,331.92, 232,298.84 and 92,880.42 is: 128,175.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,331.92 : 232,298.84 = 92,880.42 : x
  2. Step 2: Convert to fraction form
    168,331.92/232,298.84 = 92,880.42/x
  3. Step 3: Cross multiply
    168,331.92x = 232,298.84 × 92,880.42
  4. Step 4: Simplify right side
    168,331.92x = 21,576,013,824.71
  5. Step 5: Solve for x
    x = 21,576,013,824.71/168,331.92
  6. Step 6: Final answer
    x = 128,175.42

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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.