Home / 79,971.56-110,356.08-44,160.68

Finding the Fourth Proportional to 79,971.56, 110,356.08 and 44,160.68

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Solution

The fourth proportional to 79,971.56, 110,356.08 and 44,160.68 is: 60,939.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,971.56 : 110,356.08 = 44,160.68 : x
  2. Step 2: Convert to fraction form
    79,971.56/110,356.08 = 44,160.68/x
  3. Step 3: Cross multiply
    79,971.56x = 110,356.08 × 44,160.68
  4. Step 4: Simplify right side
    79,971.56x = 4,873,399,534.93
  5. Step 5: Solve for x
    x = 4,873,399,534.93/79,971.56
  6. Step 6: Final answer
    x = 60,939.16

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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.