Home / 127,841.92-191,639.04-48,895.36

Finding the Fourth Proportional to 127,841.92, 191,639.04 and 48,895.36

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Solution

The fourth proportional to 127,841.92, 191,639.04 and 48,895.36 is: 73,295.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,841.92 : 191,639.04 = 48,895.36 : x
  2. Step 2: Convert to fraction form
    127,841.92/191,639.04 = 48,895.36/x
  3. Step 3: Cross multiply
    127,841.92x = 191,639.04 × 48,895.36
  4. Step 4: Simplify right side
    127,841.92x = 9,370,259,850.85
  5. Step 5: Solve for x
    x = 9,370,259,850.85/127,841.92
  6. Step 6: Final answer
    x = 73,295.68

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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.