Home / 112,765.84-169,215.35-41,738.36

Finding the Fourth Proportional to 112,765.84, 169,215.35 and 41,738.36

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Solution

The fourth proportional to 112,765.84, 169,215.35 and 41,738.36 is: 62,632.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,765.84 : 169,215.35 = 41,738.36 : x
  2. Step 2: Convert to fraction form
    112,765.84/169,215.35 = 41,738.36/x
  3. Step 3: Cross multiply
    112,765.84x = 169,215.35 × 41,738.36
  4. Step 4: Simplify right side
    112,765.84x = 7,062,770,141.06
  5. Step 5: Solve for x
    x = 7,062,770,141.06/112,765.84
  6. Step 6: Final answer
    x = 62,632.18

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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.