Home / 104,351.10-156,524.04-57,012.18

Finding the Fourth Proportional to 104,351.10, 156,524.04 and 57,012.18

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Solution

The fourth proportional to 104,351.10, 156,524.04 and 57,012.18 is: 85,516.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,351.10 : 156,524.04 = 57,012.18 : x
  2. Step 2: Convert to fraction form
    104,351.10/156,524.04 = 57,012.18/x
  3. Step 3: Cross multiply
    104,351.10x = 156,524.04 × 57,012.18
  4. Step 4: Simplify right side
    104,351.10x = 8,923,776,742.81
  5. Step 5: Solve for x
    x = 8,923,776,742.81/104,351.10
  6. Step 6: Final answer
    x = 85,516.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.