Home / 80,723.04-111,384.67-44,912.13

Finding the Fourth Proportional to 80,723.04, 111,384.67 and 44,912.13

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Solution

The fourth proportional to 80,723.04, 111,384.67 and 44,912.13 is: 61,971.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,723.04 : 111,384.67 = 44,912.13 : x
  2. Step 2: Convert to fraction form
    80,723.04/111,384.67 = 44,912.13/x
  3. Step 3: Cross multiply
    80,723.04x = 111,384.67 × 44,912.13
  4. Step 4: Simplify right side
    80,723.04x = 5,002,522,779.05
  5. Step 5: Solve for x
    x = 5,002,522,779.05/80,723.04
  6. Step 6: Final answer
    x = 61,971.44

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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.