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Finding the Fourth Proportional to 76,465.53, 114,662.66 and 29,089.44

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Solution

The fourth proportional to 76,465.53, 114,662.66 and 29,089.44 is: 43,620.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,465.53 : 114,662.66 = 29,089.44 : x
  2. Step 2: Convert to fraction form
    76,465.53/114,662.66 = 29,089.44/x
  3. Step 3: Cross multiply
    76,465.53x = 114,662.66 × 29,089.44
  4. Step 4: Simplify right side
    76,465.53x = 3,335,472,422.86
  5. Step 5: Solve for x
    x = 3,335,472,422.86/76,465.53
  6. Step 6: Final answer
    x = 43,620.60

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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.