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Finding the Fourth Proportional to 160,480.75, 240,771.51 and 96,512.53

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Solution

The fourth proportional to 160,480.75, 240,771.51 and 96,512.53 is: 144,799.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,480.75 : 240,771.51 = 96,512.53 : x
  2. Step 2: Convert to fraction form
    160,480.75/240,771.51 = 96,512.53/x
  3. Step 3: Cross multiply
    160,480.75x = 240,771.51 × 96,512.53
  4. Step 4: Simplify right side
    160,480.75x = 23,237,467,582.02
  5. Step 5: Solve for x
    x = 23,237,467,582.02/160,480.75
  6. Step 6: Final answer
    x = 144,799.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.