Home / 80,650.10-111,290.83-44,837.93

Finding the Fourth Proportional to 80,650.10, 111,290.83 and 44,837.93

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Solution

The fourth proportional to 80,650.10, 111,290.83 and 44,837.93 is: 61,872.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,650.10 : 111,290.83 = 44,837.93 : x
  2. Step 2: Convert to fraction form
    80,650.10/111,290.83 = 44,837.93/x
  3. Step 3: Cross multiply
    80,650.10x = 111,290.83 × 44,837.93
  4. Step 4: Simplify right side
    80,650.10x = 4,990,050,445.18
  5. Step 5: Solve for x
    x = 4,990,050,445.18/80,650.10
  6. Step 6: Final answer
    x = 61,872.84

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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.