Home / 74,092.32-102,243.48-40,551.84

Finding the Fourth Proportional to 74,092.32, 102,243.48 and 40,551.84

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Solution

The fourth proportional to 74,092.32, 102,243.48 and 40,551.84 is: 55,959.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,092.32 : 102,243.48 = 40,551.84 : x
  2. Step 2: Convert to fraction form
    74,092.32/102,243.48 = 40,551.84/x
  3. Step 3: Cross multiply
    74,092.32x = 102,243.48 × 40,551.84
  4. Step 4: Simplify right side
    74,092.32x = 4,146,161,242.00
  5. Step 5: Solve for x
    x = 4,146,161,242.00/74,092.32
  6. Step 6: Final answer
    x = 55,959.39

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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.