Home / 160,169.33-221,022.83-88,539.60

Finding the Fourth Proportional to 160,169.33, 221,022.83 and 88,539.60

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Solution

The fourth proportional to 160,169.33, 221,022.83 and 88,539.60 is: 122,178.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,169.33 : 221,022.83 = 88,539.60 : x
  2. Step 2: Convert to fraction form
    160,169.33/221,022.83 = 88,539.60/x
  3. Step 3: Cross multiply
    160,169.33x = 221,022.83 × 88,539.60
  4. Step 4: Simplify right side
    160,169.33x = 19,569,272,516.37
  5. Step 5: Solve for x
    x = 19,569,272,516.37/160,169.33
  6. Step 6: Final answer
    x = 122,178.65

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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.