Home / 58,768.18-81,112.86-36,119.04

Finding the Fourth Proportional to 58,768.18, 81,112.86 and 36,119.04

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Solution

The fourth proportional to 58,768.18, 81,112.86 and 36,119.04 is: 49,852.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,768.18 : 81,112.86 = 36,119.04 : x
  2. Step 2: Convert to fraction form
    58,768.18/81,112.86 = 36,119.04/x
  3. Step 3: Cross multiply
    58,768.18x = 81,112.86 × 36,119.04
  4. Step 4: Simplify right side
    58,768.18x = 2,929,718,634.85
  5. Step 5: Solve for x
    x = 2,929,718,634.85/58,768.18
  6. Step 6: Final answer
    x = 49,852.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.