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Finding the Fourth Proportional to 45,497.92, 68,488.24 and 32,440.64

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Solution

The fourth proportional to 45,497.92, 68,488.24 and 32,440.64 is: 48,833.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,497.92 : 68,488.24 = 32,440.64 : x
  2. Step 2: Convert to fraction form
    45,497.92/68,488.24 = 32,440.64/x
  3. Step 3: Cross multiply
    45,497.92x = 68,488.24 × 32,440.64
  4. Step 4: Simplify right side
    45,497.92x = 2,221,802,338.07
  5. Step 5: Solve for x
    x = 2,221,802,338.07/45,497.92
  6. Step 6: Final answer
    x = 48,833.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.