Home / 111,509.27-167,026.96-75,507.60

Finding the Fourth Proportional to 111,509.27, 167,026.96 and 75,507.60

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Solution

The fourth proportional to 111,509.27, 167,026.96 and 75,507.60 is: 113,100.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,509.27 : 167,026.96 = 75,507.60 : x
  2. Step 2: Convert to fraction form
    111,509.27/167,026.96 = 75,507.60/x
  3. Step 3: Cross multiply
    111,509.27x = 167,026.96 × 75,507.60
  4. Step 4: Simplify right side
    111,509.27x = 12,611,804,884.90
  5. Step 5: Solve for x
    x = 12,611,804,884.90/111,509.27
  6. Step 6: Final answer
    x = 113,100.95

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1.5x scale

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.