Home / 76,168.71-114,360.57-47,997.45

Finding the Fourth Proportional to 76,168.71, 114,360.57 and 47,997.45

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Solution

The fourth proportional to 76,168.71, 114,360.57 and 47,997.45 is: 72,063.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,168.71 : 114,360.57 = 47,997.45 : x
  2. Step 2: Convert to fraction form
    76,168.71/114,360.57 = 47,997.45/x
  3. Step 3: Cross multiply
    76,168.71x = 114,360.57 × 47,997.45
  4. Step 4: Simplify right side
    76,168.71x = 5,489,015,740.55
  5. Step 5: Solve for x
    x = 5,489,015,740.55/76,168.71
  6. Step 6: Final answer
    x = 72,063.92

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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.