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Finding the Fourth Proportional to 73,767.92, 101,910.76 and 48,334.73

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Solution

The fourth proportional to 73,767.92, 101,910.76 and 48,334.73 is: 66,774.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,767.92 : 101,910.76 = 48,334.73 : x
  2. Step 2: Convert to fraction form
    73,767.92/101,910.76 = 48,334.73/x
  3. Step 3: Cross multiply
    73,767.92x = 101,910.76 × 48,334.73
  4. Step 4: Simplify right side
    73,767.92x = 4,925,828,438.30
  5. Step 5: Solve for x
    x = 4,925,828,438.30/73,767.92
  6. Step 6: Final answer
    x = 66,774.67

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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.