Home / 156,431.90-234,627.03-44,121.14

Finding the Fourth Proportional to 156,431.90, 234,627.03 and 44,121.14

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Solution

The fourth proportional to 156,431.90, 234,627.03 and 44,121.14 is: 66,175.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,431.90 : 234,627.03 = 44,121.14 : x
  2. Step 2: Convert to fraction form
    156,431.90/234,627.03 = 44,121.14/x
  3. Step 3: Cross multiply
    156,431.90x = 234,627.03 × 44,121.14
  4. Step 4: Simplify right side
    156,431.90x = 10,352,012,038.41
  5. Step 5: Solve for x
    x = 10,352,012,038.41/156,431.90
  6. Step 6: Final answer
    x = 66,175.84

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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.