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Finding the Fourth Proportional to 60,622.92, 90,956.04 and 31,054.68

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Solution

The fourth proportional to 60,622.92, 90,956.04 and 31,054.68 is: 46,593.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,622.92 : 90,956.04 = 31,054.68 : x
  2. Step 2: Convert to fraction form
    60,622.92/90,956.04 = 31,054.68/x
  3. Step 3: Cross multiply
    60,622.92x = 90,956.04 × 31,054.68
  4. Step 4: Simplify right side
    60,622.92x = 2,824,610,716.27
  5. Step 5: Solve for x
    x = 2,824,610,716.27/60,622.92
  6. Step 6: Final answer
    x = 46,593.12

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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.