Home / 197,563.32-272,641.55-116,961.44

Finding the Fourth Proportional to 197,563.32, 272,641.55 and 116,961.44

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Solution

The fourth proportional to 197,563.32, 272,641.55 and 116,961.44 is: 161,409.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,563.32 : 272,641.55 = 116,961.44 : x
  2. Step 2: Convert to fraction form
    197,563.32/272,641.55 = 116,961.44/x
  3. Step 3: Cross multiply
    197,563.32x = 272,641.55 × 116,961.44
  4. Step 4: Simplify right side
    197,563.32x = 31,888,546,343.82
  5. Step 5: Solve for x
    x = 31,888,546,343.82/197,563.32
  6. Step 6: Final answer
    x = 161,409.25

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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.