Home / 52,984.78-73,115.31-29,112.46

Finding the Fourth Proportional to 52,984.78, 73,115.31 and 29,112.46

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Solution

The fourth proportional to 52,984.78, 73,115.31 and 29,112.46 is: 40,173.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,984.78 : 73,115.31 = 29,112.46 : x
  2. Step 2: Convert to fraction form
    52,984.78/73,115.31 = 29,112.46/x
  3. Step 3: Cross multiply
    52,984.78x = 73,115.31 × 29,112.46
  4. Step 4: Simplify right side
    52,984.78x = 2,128,566,537.76
  5. Step 5: Solve for x
    x = 2,128,566,537.76/52,984.78
  6. Step 6: Final answer
    x = 40,173.17

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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.