Home / 117,021.46-175,544.55-38,141.86

Finding the Fourth Proportional to 117,021.46, 175,544.55 and 38,141.86

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Solution

The fourth proportional to 117,021.46, 175,544.55 and 38,141.86 is: 57,216.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,021.46 : 175,544.55 = 38,141.86 : x
  2. Step 2: Convert to fraction form
    117,021.46/175,544.55 = 38,141.86/x
  3. Step 3: Cross multiply
    117,021.46x = 175,544.55 × 38,141.86
  4. Step 4: Simplify right side
    117,021.46x = 6,695,595,649.86
  5. Step 5: Solve for x
    x = 6,695,595,649.86/117,021.46
  6. Step 6: Final answer
    x = 57,216.82

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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.