Home / 73,059.15-109,505.76-30,912.93

Finding the Fourth Proportional to 73,059.15, 109,505.76 and 30,912.93

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Solution

The fourth proportional to 73,059.15, 109,505.76 and 30,912.93 is: 46,334.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,059.15 : 109,505.76 = 30,912.93 : x
  2. Step 2: Convert to fraction form
    73,059.15/109,505.76 = 30,912.93/x
  3. Step 3: Cross multiply
    73,059.15x = 109,505.76 × 30,912.93
  4. Step 4: Simplify right side
    73,059.15x = 3,385,143,893.48
  5. Step 5: Solve for x
    x = 3,385,143,893.48/73,059.15
  6. Step 6: Final answer
    x = 46,334.29

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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.