Home / 50,512.17-75,659.72-40,981.71

Finding the Fourth Proportional to 50,512.17, 75,659.72 and 40,981.71

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Solution

The fourth proportional to 50,512.17, 75,659.72 and 40,981.71 is: 61,384.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,512.17 : 75,659.72 = 40,981.71 : x
  2. Step 2: Convert to fraction form
    50,512.17/75,659.72 = 40,981.71/x
  3. Step 3: Cross multiply
    50,512.17x = 75,659.72 × 40,981.71
  4. Step 4: Simplify right side
    50,512.17x = 3,100,664,498.81
  5. Step 5: Solve for x
    x = 3,100,664,498.81/50,512.17
  6. Step 6: Final answer
    x = 61,384.50

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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.