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Finding the Fourth Proportional to 88,060.92, 121,524.11 and 47,774.67

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Solution

The fourth proportional to 88,060.92, 121,524.11 and 47,774.67 is: 65,929.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,060.92 : 121,524.11 = 47,774.67 : x
  2. Step 2: Convert to fraction form
    88,060.92/121,524.11 = 47,774.67/x
  3. Step 3: Cross multiply
    88,060.92x = 121,524.11 × 47,774.67
  4. Step 4: Simplify right side
    88,060.92x = 5,805,774,282.15
  5. Step 5: Solve for x
    x = 5,805,774,282.15/88,060.92
  6. Step 6: Final answer
    x = 65,929.07

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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.