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Finding the Fourth Proportional to 76,395.77, 114,599.78 and 29,033.55

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Solution

The fourth proportional to 76,395.77, 114,599.78 and 29,033.55 is: 43,552.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,395.77 : 114,599.78 = 29,033.55 : x
  2. Step 2: Convert to fraction form
    76,395.77/114,599.78 = 29,033.55/x
  3. Step 3: Cross multiply
    76,395.77x = 114,599.78 × 29,033.55
  4. Step 4: Simplify right side
    76,395.77x = 3,327,238,297.45
  5. Step 5: Solve for x
    x = 3,327,238,297.45/76,395.77
  6. Step 6: Final answer
    x = 43,552.65

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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.