Home / 117,414.96-176,121-55,041.36

Finding the Fourth Proportional to 117,414.96, 176,121 and 55,041.36

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Solution

The fourth proportional to 117,414.96, 176,121 and 55,041.36 is: 82,561.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,414.96 : 176,121 = 55,041.36 : x
  2. Step 2: Convert to fraction form
    117,414.96/176,121 = 55,041.36/x
  3. Step 3: Cross multiply
    117,414.96x = 176,121 × 55,041.36
  4. Step 4: Simplify right side
    117,414.96x = 9,693,939,364.56
  5. Step 5: Solve for x
    x = 9,693,939,364.56/117,414.96
  6. Step 6: Final answer
    x = 82,561.36

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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.