Home / 117,310.11-175,961.75-28,562.33

Finding the Fourth Proportional to 117,310.11, 175,961.75 and 28,562.33

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Solution

The fourth proportional to 117,310.11, 175,961.75 and 28,562.33 is: 42,842.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,310.11 : 175,961.75 = 28,562.33 : x
  2. Step 2: Convert to fraction form
    117,310.11/175,961.75 = 28,562.33/x
  3. Step 3: Cross multiply
    117,310.11x = 175,961.75 × 28,562.33
  4. Step 4: Simplify right side
    117,310.11x = 5,025,878,215.83
  5. Step 5: Solve for x
    x = 5,025,878,215.83/117,310.11
  6. Step 6: Final answer
    x = 42,842.67

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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.