Home / 88,093.14-121,568.62-47,806.90

Finding the Fourth Proportional to 88,093.14, 121,568.62 and 47,806.90

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Solution

The fourth proportional to 88,093.14, 121,568.62 and 47,806.90 is: 65,973.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,093.14 : 121,568.62 = 47,806.90 : x
  2. Step 2: Convert to fraction form
    88,093.14/121,568.62 = 47,806.90/x
  3. Step 3: Cross multiply
    88,093.14x = 121,568.62 × 47,806.90
  4. Step 4: Simplify right side
    88,093.14x = 5,811,818,859.48
  5. Step 5: Solve for x
    x = 5,811,818,859.48/88,093.14
  6. Step 6: Final answer
    x = 65,973.57

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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.