Home / 156,742.26-235,116.44-50,146.49

Finding the Fourth Proportional to 156,742.26, 235,116.44 and 50,146.49

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Solution

The fourth proportional to 156,742.26, 235,116.44 and 50,146.49 is: 75,220.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,742.26 : 235,116.44 = 50,146.49 : x
  2. Step 2: Convert to fraction form
    156,742.26/235,116.44 = 50,146.49/x
  3. Step 3: Cross multiply
    156,742.26x = 235,116.44 × 50,146.49
  4. Step 4: Simplify right side
    156,742.26x = 11,790,264,732.40
  5. Step 5: Solve for x
    x = 11,790,264,732.40/156,742.26
  6. Step 6: Final answer
    x = 75,220.72

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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.