Home / 85,236.24-127,854.45-46,042.56

Finding the Fourth Proportional to 85,236.24, 127,854.45 and 46,042.56

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Solution

The fourth proportional to 85,236.24, 127,854.45 and 46,042.56 is: 69,063.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,236.24 : 127,854.45 = 46,042.56 : x
  2. Step 2: Convert to fraction form
    85,236.24/127,854.45 = 46,042.56/x
  3. Step 3: Cross multiply
    85,236.24x = 127,854.45 × 46,042.56
  4. Step 4: Simplify right side
    85,236.24x = 5,886,746,185.39
  5. Step 5: Solve for x
    x = 5,886,746,185.39/85,236.24
  6. Step 6: Final answer
    x = 69,063.89

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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.