Home / 79,186.94-109,273.74-43,370.18

Finding the Fourth Proportional to 79,186.94, 109,273.74 and 43,370.18

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Solution

The fourth proportional to 79,186.94, 109,273.74 and 43,370.18 is: 59,848.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,186.94 : 109,273.74 = 43,370.18 : x
  2. Step 2: Convert to fraction form
    79,186.94/109,273.74 = 43,370.18/x
  3. Step 3: Cross multiply
    79,186.94x = 109,273.74 × 43,370.18
  4. Step 4: Simplify right side
    79,186.94x = 4,739,221,773.07
  5. Step 5: Solve for x
    x = 4,739,221,773.07/79,186.94
  6. Step 6: Final answer
    x = 59,848.53

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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.