Home / 78,273.23-108,009.90-44,284.82

Finding the Fourth Proportional to 78,273.23, 108,009.90 and 44,284.82

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Solution

The fourth proportional to 78,273.23, 108,009.90 and 44,284.82 is: 61,109.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,273.23 : 108,009.90 = 44,284.82 : x
  2. Step 2: Convert to fraction form
    78,273.23/108,009.90 = 44,284.82/x
  3. Step 3: Cross multiply
    78,273.23x = 108,009.90 × 44,284.82
  4. Step 4: Simplify right side
    78,273.23x = 4,783,198,439.67
  5. Step 5: Solve for x
    x = 4,783,198,439.67/78,273.23
  6. Step 6: Final answer
    x = 61,109.00

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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.