Home / 160,882.83-222,021.69-88,285.08

Finding the Fourth Proportional to 160,882.83, 222,021.69 and 88,285.08

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Solution

The fourth proportional to 160,882.83, 222,021.69 and 88,285.08 is: 121,835.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,882.83 : 222,021.69 = 88,285.08 : x
  2. Step 2: Convert to fraction form
    160,882.83/222,021.69 = 88,285.08/x
  3. Step 3: Cross multiply
    160,882.83x = 222,021.69 × 88,285.08
  4. Step 4: Simplify right side
    160,882.83x = 19,601,202,663.39
  5. Step 5: Solve for x
    x = 19,601,202,663.39/160,882.83
  6. Step 6: Final answer
    x = 121,835.27

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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.