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Finding the Fourth Proportional to 114,671.52, 171,904.68 and 44,534.16

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Solution

The fourth proportional to 114,671.52, 171,904.68 and 44,534.16 is: 66,761.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,671.52 : 171,904.68 = 44,534.16 : x
  2. Step 2: Convert to fraction form
    114,671.52/171,904.68 = 44,534.16/x
  3. Step 3: Cross multiply
    114,671.52x = 171,904.68 × 44,534.16
  4. Step 4: Simplify right side
    114,671.52x = 7,655,630,523.87
  5. Step 5: Solve for x
    x = 7,655,630,523.87/114,671.52
  6. Step 6: Final answer
    x = 66,761.39

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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.