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Finding the Fourth Proportional to 203,122.62, 304,503.25 and 96,440.76

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Solution

The fourth proportional to 203,122.62, 304,503.25 and 96,440.76 is: 144,575.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,122.62 : 304,503.25 = 96,440.76 : x
  2. Step 2: Convert to fraction form
    203,122.62/304,503.25 = 96,440.76/x
  3. Step 3: Cross multiply
    203,122.62x = 304,503.25 × 96,440.76
  4. Step 4: Simplify right side
    203,122.62x = 29,366,524,852.47
  5. Step 5: Solve for x
    x = 29,366,524,852.47/203,122.62
  6. Step 6: Final answer
    x = 144,575.35

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1.5x scale

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.