Home / 92,507.75-138,816.98-39,917.23

Finding the Fourth Proportional to 92,507.75, 138,816.98 and 39,917.23

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Solution

The fourth proportional to 92,507.75, 138,816.98 and 39,917.23 is: 59,899.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,507.75 : 138,816.98 = 39,917.23 : x
  2. Step 2: Convert to fraction form
    92,507.75/138,816.98 = 39,917.23/x
  3. Step 3: Cross multiply
    92,507.75x = 138,816.98 × 39,917.23
  4. Step 4: Simplify right side
    92,507.75x = 5,541,188,771.94
  5. Step 5: Solve for x
    x = 5,541,188,771.94/92,507.75
  6. Step 6: Final answer
    x = 59,899.73

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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.