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Finding the Fourth Proportional to 114,635.60, 171,956.28 and 44,530.64

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Solution

The fourth proportional to 114,635.60, 171,956.28 and 44,530.64 is: 66,797.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,635.60 : 171,956.28 = 44,530.64 : x
  2. Step 2: Convert to fraction form
    114,635.60/171,956.28 = 44,530.64/x
  3. Step 3: Cross multiply
    114,635.60x = 171,956.28 × 44,530.64
  4. Step 4: Simplify right side
    114,635.60x = 7,657,323,200.42
  5. Step 5: Solve for x
    x = 7,657,323,200.42/114,635.60
  6. Step 6: Final answer
    x = 66,797.08

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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.