Home / 112,546.42-168,867-49,333.91

Finding the Fourth Proportional to 112,546.42, 168,867 and 49,333.91

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Solution

The fourth proportional to 112,546.42, 168,867 and 49,333.91 is: 74,021.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,546.42 : 168,867 = 49,333.91 : x
  2. Step 2: Convert to fraction form
    112,546.42/168,867 = 49,333.91/x
  3. Step 3: Cross multiply
    112,546.42x = 168,867 × 49,333.91
  4. Step 4: Simplify right side
    112,546.42x = 8,330,868,535.64
  5. Step 5: Solve for x
    x = 8,330,868,535.64/112,546.42
  6. Step 6: Final answer
    x = 74,021.62

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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.