Home / 76,364.39-114,500.55-34,236.86

Finding the Fourth Proportional to 76,364.39, 114,500.55 and 34,236.86

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Solution

The fourth proportional to 76,364.39, 114,500.55 and 34,236.86 is: 51,334.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,364.39 : 114,500.55 = 34,236.86 : x
  2. Step 2: Convert to fraction form
    76,364.39/114,500.55 = 34,236.86/x
  3. Step 3: Cross multiply
    76,364.39x = 114,500.55 × 34,236.86
  4. Step 4: Simplify right side
    76,364.39x = 3,920,138,856.16
  5. Step 5: Solve for x
    x = 3,920,138,856.16/76,364.39
  6. Step 6: Final answer
    x = 51,334.64

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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.