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Finding the Fourth Proportional to 144,930.60, 203,110.20 and 144,930.60

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Solution

The fourth proportional to 144,930.60, 203,110.20 and 144,930.60 is: 203,110.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,930.60 : 203,110.20 = 144,930.60 : x
  2. Step 2: Convert to fraction form
    144,930.60/203,110.20 = 144,930.60/x
  3. Step 3: Cross multiply
    144,930.60x = 203,110.20 × 144,930.60
  4. Step 4: Simplify right side
    144,930.60x = 29,436,883,152.12
  5. Step 5: Solve for x
    x = 29,436,883,152.12/144,930.60
  6. Step 6: Final answer
    x = 203,110.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.