Home / 160,582.53-221,586-88,944.60

Finding the Fourth Proportional to 160,582.53, 221,586 and 88,944.60

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Solution

The fourth proportional to 160,582.53, 221,586 and 88,944.60 is: 122,733.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,582.53 : 221,586 = 88,944.60 : x
  2. Step 2: Convert to fraction form
    160,582.53/221,586 = 88,944.60/x
  3. Step 3: Cross multiply
    160,582.53x = 221,586 × 88,944.60
  4. Step 4: Simplify right side
    160,582.53x = 19,708,878,135.60
  5. Step 5: Solve for x
    x = 19,708,878,135.60/160,582.53
  6. Step 6: Final answer
    x = 122,733.64

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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.