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Finding the Fourth Proportional to 79,941.44, 110,282.64 and 46,388

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Solution

The fourth proportional to 79,941.44, 110,282.64 and 46,388 is: 63,994.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,941.44 : 110,282.64 = 46,388 : x
  2. Step 2: Convert to fraction form
    79,941.44/110,282.64 = 46,388/x
  3. Step 3: Cross multiply
    79,941.44x = 110,282.64 × 46,388
  4. Step 4: Simplify right side
    79,941.44x = 5,115,791,104.32
  5. Step 5: Solve for x
    x = 5,115,791,104.32/79,941.44
  6. Step 6: Final answer
    x = 63,994.23

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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.