Home / 80,015.22-110,373.49-51,737.58

Finding the Fourth Proportional to 80,015.22, 110,373.49 and 51,737.58

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Solution

The fourth proportional to 80,015.22, 110,373.49 and 51,737.58 is: 71,367.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,015.22 : 110,373.49 = 51,737.58 : x
  2. Step 2: Convert to fraction form
    80,015.22/110,373.49 = 51,737.58/x
  3. Step 3: Cross multiply
    80,015.22x = 110,373.49 × 51,737.58
  4. Step 4: Simplify right side
    80,015.22x = 5,710,457,268.75
  5. Step 5: Solve for x
    x = 5,710,457,268.75/80,015.22
  6. Step 6: Final answer
    x = 71,367.14

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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.