Home / 80,826.15-111,548.80-44,531.30

Finding the Fourth Proportional to 80,826.15, 111,548.80 and 44,531.30

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Solution

The fourth proportional to 80,826.15, 111,548.80 and 44,531.30 is: 61,458.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,826.15 : 111,548.80 = 44,531.30 : x
  2. Step 2: Convert to fraction form
    80,826.15/111,548.80 = 44,531.30/x
  3. Step 3: Cross multiply
    80,826.15x = 111,548.80 × 44,531.30
  4. Step 4: Simplify right side
    80,826.15x = 4,967,413,077.44
  5. Step 5: Solve for x
    x = 4,967,413,077.44/80,826.15
  6. Step 6: Final answer
    x = 61,458.00

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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.