Home / 88,334.10-121,889.97-59,716.01

Finding the Fourth Proportional to 88,334.10, 121,889.97 and 59,716.01

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Solution

The fourth proportional to 88,334.10, 121,889.97 and 59,716.01 is: 82,400.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,334.10 : 121,889.97 = 59,716.01 : x
  2. Step 2: Convert to fraction form
    88,334.10/121,889.97 = 59,716.01/x
  3. Step 3: Cross multiply
    88,334.10x = 121,889.97 × 59,716.01
  4. Step 4: Simplify right side
    88,334.10x = 7,278,782,972.14
  5. Step 5: Solve for x
    x = 7,278,782,972.14/88,334.10
  6. Step 6: Final answer
    x = 82,400.60

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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.