Home / 211,770.55-292,243.79-114,974.52

Finding the Fourth Proportional to 211,770.55, 292,243.79 and 114,974.52

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Solution

The fourth proportional to 211,770.55, 292,243.79 and 114,974.52 is: 158,665.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,770.55 : 292,243.79 = 114,974.52 : x
  2. Step 2: Convert to fraction form
    211,770.55/292,243.79 = 114,974.52/x
  3. Step 3: Cross multiply
    211,770.55x = 292,243.79 × 114,974.52
  4. Step 4: Simplify right side
    211,770.55x = 33,600,588,669.75
  5. Step 5: Solve for x
    x = 33,600,588,669.75/211,770.55
  6. Step 6: Final answer
    x = 158,665.07

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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.