Home / 76,369.15-114,507.66-34,241.61

Finding the Fourth Proportional to 76,369.15, 114,507.66 and 34,241.61

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Solution

The fourth proportional to 76,369.15, 114,507.66 and 34,241.61 is: 51,341.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,369.15 : 114,507.66 = 34,241.61 : x
  2. Step 2: Convert to fraction form
    76,369.15/114,507.66 = 34,241.61/x
  3. Step 3: Cross multiply
    76,369.15x = 114,507.66 × 34,241.61
  4. Step 4: Simplify right side
    76,369.15x = 3,920,926,635.73
  5. Step 5: Solve for x
    x = 3,920,926,635.73/76,369.15
  6. Step 6: Final answer
    x = 51,341.76

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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.