Home / 137,450.22-207,111.77-113,037.15

Finding the Fourth Proportional to 137,450.22, 207,111.77 and 113,037.15

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Solution

The fourth proportional to 137,450.22, 207,111.77 and 113,037.15 is: 170,325.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,450.22 : 207,111.77 = 113,037.15 : x
  2. Step 2: Convert to fraction form
    137,450.22/207,111.77 = 113,037.15/x
  3. Step 3: Cross multiply
    137,450.22x = 207,111.77 × 113,037.15
  4. Step 4: Simplify right side
    137,450.22x = 23,411,322,861.69
  5. Step 5: Solve for x
    x = 23,411,322,861.69/137,450.22
  6. Step 6: Final answer
    x = 170,325.84

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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.