Home / 43,680.95-60,199.77-31,723.53

Finding the Fourth Proportional to 43,680.95, 60,199.77 and 31,723.53

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Solution

The fourth proportional to 43,680.95, 60,199.77 and 31,723.53 is: 43,720.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,680.95 : 60,199.77 = 31,723.53 : x
  2. Step 2: Convert to fraction form
    43,680.95/60,199.77 = 31,723.53/x
  3. Step 3: Cross multiply
    43,680.95x = 60,199.77 × 31,723.53
  4. Step 4: Simplify right side
    43,680.95x = 1,909,749,441.43
  5. Step 5: Solve for x
    x = 1,909,749,441.43/43,680.95
  6. Step 6: Final answer
    x = 43,720.41

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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.