Home / 160,951.19-222,011.59-103,664.75

Finding the Fourth Proportional to 160,951.19, 222,011.59 and 103,664.75

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Solution

The fourth proportional to 160,951.19, 222,011.59 and 103,664.75 is: 142,992.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,951.19 : 222,011.59 = 103,664.75 : x
  2. Step 2: Convert to fraction form
    160,951.19/222,011.59 = 103,664.75/x
  3. Step 3: Cross multiply
    160,951.19x = 222,011.59 × 103,664.75
  4. Step 4: Simplify right side
    160,951.19x = 23,014,775,974.45
  5. Step 5: Solve for x
    x = 23,014,775,974.45/160,951.19
  6. Step 6: Final answer
    x = 142,992.27

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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.