Home / 80,238.30-110,730.59-43,941.27

Finding the Fourth Proportional to 80,238.30, 110,730.59 and 43,941.27

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Solution

The fourth proportional to 80,238.30, 110,730.59 and 43,941.27 is: 60,639.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,238.30 : 110,730.59 = 43,941.27 : x
  2. Step 2: Convert to fraction form
    80,238.30/110,730.59 = 43,941.27/x
  3. Step 3: Cross multiply
    80,238.30x = 110,730.59 × 43,941.27
  4. Step 4: Simplify right side
    80,238.30x = 4,865,642,532.74
  5. Step 5: Solve for x
    x = 4,865,642,532.74/80,238.30
  6. Step 6: Final answer
    x = 60,639.90

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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.