Home / 175,904.88-263,855.12-42,785.22

Finding the Fourth Proportional to 175,904.88, 263,855.12 and 42,785.22

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Solution

The fourth proportional to 175,904.88, 263,855.12 and 42,785.22 is: 64,177.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,904.88 : 263,855.12 = 42,785.22 : x
  2. Step 2: Convert to fraction form
    175,904.88/263,855.12 = 42,785.22/x
  3. Step 3: Cross multiply
    175,904.88x = 263,855.12 × 42,785.22
  4. Step 4: Simplify right side
    175,904.88x = 11,289,100,132.86
  5. Step 5: Solve for x
    x = 11,289,100,132.86/175,904.88
  6. Step 6: Final answer
    x = 64,177.30

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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.