Home / 79,999.12-110,395.92-44,187.28

Finding the Fourth Proportional to 79,999.12, 110,395.92 and 44,187.28

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Solution

The fourth proportional to 79,999.12, 110,395.92 and 44,187.28 is: 60,976.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,999.12 : 110,395.92 = 44,187.28 : x
  2. Step 2: Convert to fraction form
    79,999.12/110,395.92 = 44,187.28/x
  3. Step 3: Cross multiply
    79,999.12x = 110,395.92 × 44,187.28
  4. Step 4: Simplify right side
    79,999.12x = 4,878,095,427.90
  5. Step 5: Solve for x
    x = 4,878,095,427.90/79,999.12
  6. Step 6: Final answer
    x = 60,976.86

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1.5x scale

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.