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Finding the Fourth Proportional to 80,365.48, 110,904.78 and 46,375.39

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Solution

The fourth proportional to 80,365.48, 110,904.78 and 46,375.39 is: 63,998.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,365.48 : 110,904.78 = 46,375.39 : x
  2. Step 2: Convert to fraction form
    80,365.48/110,904.78 = 46,375.39/x
  3. Step 3: Cross multiply
    80,365.48x = 110,904.78 × 46,375.39
  4. Step 4: Simplify right side
    80,365.48x = 5,143,252,425.36
  5. Step 5: Solve for x
    x = 5,143,252,425.36/80,365.48
  6. Step 6: Final answer
    x = 63,998.28

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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.