Home / 73,056.23-100,816.61-40,791.35

Finding the Fourth Proportional to 73,056.23, 100,816.61 and 40,791.35

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Solution

The fourth proportional to 73,056.23, 100,816.61 and 40,791.35 is: 56,291.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,056.23 : 100,816.61 = 40,791.35 : x
  2. Step 2: Convert to fraction form
    73,056.23/100,816.61 = 40,791.35/x
  3. Step 3: Cross multiply
    73,056.23x = 100,816.61 × 40,791.35
  4. Step 4: Simplify right side
    73,056.23x = 4,112,445,618.31
  5. Step 5: Solve for x
    x = 4,112,445,618.31/73,056.23
  6. Step 6: Final answer
    x = 56,291.51

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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.