Home / 88,093.10-121,568.79-47,806.85

Finding the Fourth Proportional to 88,093.10, 121,568.79 and 47,806.85

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Solution

The fourth proportional to 88,093.10, 121,568.79 and 47,806.85 is: 65,973.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,093.10 : 121,568.79 = 47,806.85 : x
  2. Step 2: Convert to fraction form
    88,093.10/121,568.79 = 47,806.85/x
  3. Step 3: Cross multiply
    88,093.10x = 121,568.79 × 47,806.85
  4. Step 4: Simplify right side
    88,093.10x = 5,811,820,300.37
  5. Step 5: Solve for x
    x = 5,811,820,300.37/88,093.10
  6. Step 6: Final answer
    x = 65,973.62

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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.