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Finding the Fourth Proportional to 66,274.62, 99,411.93 and 24,157.86

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Solution

The fourth proportional to 66,274.62, 99,411.93 and 24,157.86 is: 36,236.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,274.62 : 99,411.93 = 24,157.86 : x
  2. Step 2: Convert to fraction form
    66,274.62/99,411.93 = 24,157.86/x
  3. Step 3: Cross multiply
    66,274.62x = 99,411.93 × 24,157.86
  4. Step 4: Simplify right side
    66,274.62x = 2,401,579,487.27
  5. Step 5: Solve for x
    x = 2,401,579,487.27/66,274.62
  6. Step 6: Final answer
    x = 36,236.79

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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.