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Finding the Fourth Proportional to 74,886.62, 112,292.36 and 24,949.16

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Solution

The fourth proportional to 74,886.62, 112,292.36 and 24,949.16 is: 37,411.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,886.62 : 112,292.36 = 24,949.16 : x
  2. Step 2: Convert to fraction form
    74,886.62/112,292.36 = 24,949.16/x
  3. Step 3: Cross multiply
    74,886.62x = 112,292.36 × 24,949.16
  4. Step 4: Simplify right side
    74,886.62x = 2,801,600,056.42
  5. Step 5: Solve for x
    x = 2,801,600,056.42/74,886.62
  6. Step 6: Final answer
    x = 37,411.22

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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.