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Finding the Fourth Proportional to 80,263.70, 110,763.62 and 46,272.02

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Solution

The fourth proportional to 80,263.70, 110,763.62 and 46,272.02 is: 63,855.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,263.70 : 110,763.62 = 46,272.02 : x
  2. Step 2: Convert to fraction form
    80,263.70/110,763.62 = 46,272.02/x
  3. Step 3: Cross multiply
    80,263.70x = 110,763.62 × 46,272.02
  4. Step 4: Simplify right side
    80,263.70x = 5,125,256,624.82
  5. Step 5: Solve for x
    x = 5,125,256,624.82/80,263.70
  6. Step 6: Final answer
    x = 63,855.23

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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.