Home / 137,439.90-207,096.18-113,026.86

Finding the Fourth Proportional to 137,439.90, 207,096.18 and 113,026.86

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Solution

The fourth proportional to 137,439.90, 207,096.18 and 113,026.86 is: 170,310.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,439.90 : 207,096.18 = 113,026.86 : x
  2. Step 2: Convert to fraction form
    137,439.90/207,096.18 = 113,026.86/x
  3. Step 3: Cross multiply
    137,439.90x = 207,096.18 × 113,026.86
  4. Step 4: Simplify right side
    137,439.90x = 23,407,430,943.39
  5. Step 5: Solve for x
    x = 23,407,430,943.39/137,439.90
  6. Step 6: Final answer
    x = 170,310.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.