Home / 88,134.01-121,623.05-47,847.41

Finding the Fourth Proportional to 88,134.01, 121,623.05 and 47,847.41

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Solution

The fourth proportional to 88,134.01, 121,623.05 and 47,847.41 is: 66,028.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,134.01 : 121,623.05 = 47,847.41 : x
  2. Step 2: Convert to fraction form
    88,134.01/121,623.05 = 47,847.41/x
  3. Step 3: Cross multiply
    88,134.01x = 121,623.05 × 47,847.41
  4. Step 4: Simplify right side
    88,134.01x = 5,819,347,906.39
  5. Step 5: Solve for x
    x = 5,819,347,906.39/88,134.01
  6. Step 6: Final answer
    x = 66,028.40

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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.