Home / 80,639.25-111,276.90-44,827.94

Finding the Fourth Proportional to 80,639.25, 111,276.90 and 44,827.94

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Solution

The fourth proportional to 80,639.25, 111,276.90 and 44,827.94 is: 61,859.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,639.25 : 111,276.90 = 44,827.94 : x
  2. Step 2: Convert to fraction form
    80,639.25/111,276.90 = 44,827.94/x
  3. Step 3: Cross multiply
    80,639.25x = 111,276.90 × 44,827.94
  4. Step 4: Simplify right side
    80,639.25x = 4,988,313,640.20
  5. Step 5: Solve for x
    x = 4,988,313,640.20/80,639.25
  6. Step 6: Final answer
    x = 61,859.62

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1.5x scale

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.