Home / 88,256.01-121,794.11-47,969.87

Finding the Fourth Proportional to 88,256.01, 121,794.11 and 47,969.87

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Solution

The fourth proportional to 88,256.01, 121,794.11 and 47,969.87 is: 66,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,256.01 : 121,794.11 = 47,969.87 : x
  2. Step 2: Convert to fraction form
    88,256.01/121,794.11 = 47,969.87/x
  3. Step 3: Cross multiply
    88,256.01x = 121,794.11 × 47,969.87
  4. Step 4: Simplify right side
    88,256.01x = 5,842,447,909.46
  5. Step 5: Solve for x
    x = 5,842,447,909.46/88,256.01
  6. Step 6: Final answer
    x = 66,198.86

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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.