Home / 80,155.36-110,612.40-44,347.36

Finding the Fourth Proportional to 80,155.36, 110,612.40 and 44,347.36

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Solution

The fourth proportional to 80,155.36, 110,612.40 and 44,347.36 is: 61,198.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,155.36 : 110,612.40 = 44,347.36 : x
  2. Step 2: Convert to fraction form
    80,155.36/110,612.40 = 44,347.36/x
  3. Step 3: Cross multiply
    80,155.36x = 110,612.40 × 44,347.36
  4. Step 4: Simplify right side
    80,155.36x = 4,905,367,923.26
  5. Step 5: Solve for x
    x = 4,905,367,923.26/80,155.36
  6. Step 6: Final answer
    x = 61,198.25

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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.