Home / 117,678.26-176,595.15-55,353.62

Finding the Fourth Proportional to 117,678.26, 176,595.15 and 55,353.62

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Solution

The fourth proportional to 117,678.26, 176,595.15 and 55,353.62 is: 83,067.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,678.26 : 176,595.15 = 55,353.62 : x
  2. Step 2: Convert to fraction form
    117,678.26/176,595.15 = 55,353.62/x
  3. Step 3: Cross multiply
    117,678.26x = 176,595.15 × 55,353.62
  4. Step 4: Simplify right side
    117,678.26x = 9,775,180,826.94
  5. Step 5: Solve for x
    x = 9,775,180,826.94/117,678.26
  6. Step 6: Final answer
    x = 83,067.01

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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.