Home / 55,201.32-82,377.75-49,296.12

Finding the Fourth Proportional to 55,201.32, 82,377.75 and 49,296.12

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Solution

The fourth proportional to 55,201.32, 82,377.75 and 49,296.12 is: 73,565.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,201.32 : 82,377.75 = 49,296.12 : x
  2. Step 2: Convert to fraction form
    55,201.32/82,377.75 = 49,296.12/x
  3. Step 3: Cross multiply
    55,201.32x = 82,377.75 × 49,296.12
  4. Step 4: Simplify right side
    55,201.32x = 4,060,903,449.33
  5. Step 5: Solve for x
    x = 4,060,903,449.33/55,201.32
  6. Step 6: Final answer
    x = 73,565.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.