Home / 57,334.81-79,119.36-31,842.83

Finding the Fourth Proportional to 57,334.81, 79,119.36 and 31,842.83

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Solution

The fourth proportional to 57,334.81, 79,119.36 and 31,842.83 is: 43,941.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,334.81 : 79,119.36 = 31,842.83 : x
  2. Step 2: Convert to fraction form
    57,334.81/79,119.36 = 31,842.83/x
  3. Step 3: Cross multiply
    57,334.81x = 79,119.36 × 31,842.83
  4. Step 4: Simplify right side
    57,334.81x = 2,519,383,934.59
  5. Step 5: Solve for x
    x = 2,519,383,934.59/57,334.81
  6. Step 6: Final answer
    x = 43,941.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.