Home / 155,236.39-232,944.94-65,272.59

Finding the Fourth Proportional to 155,236.39, 232,944.94 and 65,272.59

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Solution

The fourth proportional to 155,236.39, 232,944.94 and 65,272.59 is: 97,946.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,236.39 : 232,944.94 = 65,272.59 : x
  2. Step 2: Convert to fraction form
    155,236.39/232,944.94 = 65,272.59/x
  3. Step 3: Cross multiply
    155,236.39x = 232,944.94 × 65,272.59
  4. Step 4: Simplify right side
    155,236.39x = 15,204,919,561.19
  5. Step 5: Solve for x
    x = 15,204,919,561.19/155,236.39
  6. Step 6: Final answer
    x = 97,946.88

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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.