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Finding the Fourth Proportional to 74,878.62, 112,289.31 and 24,949.14

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Solution

The fourth proportional to 74,878.62, 112,289.31 and 24,949.14 is: 37,414.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,878.62 : 112,289.31 = 24,949.14 : x
  2. Step 2: Convert to fraction form
    74,878.62/112,289.31 = 24,949.14/x
  3. Step 3: Cross multiply
    74,878.62x = 112,289.31 × 24,949.14
  4. Step 4: Simplify right side
    74,878.62x = 2,801,521,715.69
  5. Step 5: Solve for x
    x = 2,801,521,715.69/74,878.62
  6. Step 6: Final answer
    x = 37,414.17

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1.5x scale

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.