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Finding the Fourth Proportional to 88,953.92, 122,759.30 and 48,666.76

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Solution

The fourth proportional to 88,953.92, 122,759.30 and 48,666.76 is: 67,161.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,953.92 : 122,759.30 = 48,666.76 : x
  2. Step 2: Convert to fraction form
    88,953.92/122,759.30 = 48,666.76/x
  3. Step 3: Cross multiply
    88,953.92x = 122,759.30 × 48,666.76
  4. Step 4: Simplify right side
    88,953.92x = 5,974,297,390.87
  5. Step 5: Solve for x
    x = 5,974,297,390.87/88,953.92
  6. Step 6: Final answer
    x = 67,161.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.