Home / 160,887.60-222,025.86-89,269.02

Finding the Fourth Proportional to 160,887.60, 222,025.86 and 89,269.02

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Solution

The fourth proportional to 160,887.60, 222,025.86 and 89,269.02 is: 123,191.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,887.60 : 222,025.86 = 89,269.02 : x
  2. Step 2: Convert to fraction form
    160,887.60/222,025.86 = 89,269.02/x
  3. Step 3: Cross multiply
    160,887.60x = 222,025.86 × 89,269.02
  4. Step 4: Simplify right side
    160,887.60x = 19,820,030,936.86
  5. Step 5: Solve for x
    x = 19,820,030,936.86/160,887.60
  6. Step 6: Final answer
    x = 123,191.79

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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.