Home / 54,093.22-74,543.18-38,957.34

Finding the Fourth Proportional to 54,093.22, 74,543.18 and 38,957.34

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Solution

The fourth proportional to 54,093.22, 74,543.18 and 38,957.34 is: 53,685.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,093.22 : 74,543.18 = 38,957.34 : x
  2. Step 2: Convert to fraction form
    54,093.22/74,543.18 = 38,957.34/x
  3. Step 3: Cross multiply
    54,093.22x = 74,543.18 × 38,957.34
  4. Step 4: Simplify right side
    54,093.22x = 2,904,004,007.94
  5. Step 5: Solve for x
    x = 2,904,004,007.94/54,093.22
  6. Step 6: Final answer
    x = 53,685.18

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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.