Home / 156,794.42-235,290.24-66,837.03

Finding the Fourth Proportional to 156,794.42, 235,290.24 and 66,837.03

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Solution

The fourth proportional to 156,794.42, 235,290.24 and 66,837.03 is: 100,297.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,794.42 : 235,290.24 = 66,837.03 : x
  2. Step 2: Convert to fraction form
    156,794.42/235,290.24 = 66,837.03/x
  3. Step 3: Cross multiply
    156,794.42x = 235,290.24 × 66,837.03
  4. Step 4: Simplify right side
    156,794.42x = 15,726,100,829.59
  5. Step 5: Solve for x
    x = 15,726,100,829.59/156,794.42
  6. Step 6: Final answer
    x = 100,297.58

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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.