Home / 80,611.44-111,243.20-44,802.48

Finding the Fourth Proportional to 80,611.44, 111,243.20 and 44,802.48

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Solution

The fourth proportional to 80,611.44, 111,243.20 and 44,802.48 is: 61,827.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,611.44 : 111,243.20 = 44,802.48 : x
  2. Step 2: Convert to fraction form
    80,611.44/111,243.20 = 44,802.48/x
  3. Step 3: Cross multiply
    80,611.44x = 111,243.20 × 44,802.48
  4. Step 4: Simplify right side
    80,611.44x = 4,983,971,243.14
  5. Step 5: Solve for x
    x = 4,983,971,243.14/80,611.44
  6. Step 6: Final answer
    x = 61,827.10

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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.