Home / 160,958.19-222,021.25-103,671.75

Finding the Fourth Proportional to 160,958.19, 222,021.25 and 103,671.75

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Solution

The fourth proportional to 160,958.19, 222,021.25 and 103,671.75 is: 143,001.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,958.19 : 222,021.25 = 103,671.75 : x
  2. Step 2: Convert to fraction form
    160,958.19/222,021.25 = 103,671.75/x
  3. Step 3: Cross multiply
    160,958.19x = 222,021.25 × 103,671.75
  4. Step 4: Simplify right side
    160,958.19x = 23,017,331,524.69
  5. Step 5: Solve for x
    x = 23,017,331,524.69/160,958.19
  6. Step 6: Final answer
    x = 143,001.93

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1.5x scale

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.