Home / 71,441.28-98,669.66-48,741.28

Finding the Fourth Proportional to 71,441.28, 98,669.66 and 48,741.28

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Solution

The fourth proportional to 71,441.28, 98,669.66 and 48,741.28 is: 67,318.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,441.28 : 98,669.66 = 48,741.28 : x
  2. Step 2: Convert to fraction form
    71,441.28/98,669.66 = 48,741.28/x
  3. Step 3: Cross multiply
    71,441.28x = 98,669.66 × 48,741.28
  4. Step 4: Simplify right side
    71,441.28x = 4,809,285,525.56
  5. Step 5: Solve for x
    x = 4,809,285,525.56/71,441.28
  6. Step 6: Final answer
    x = 67,318.02

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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.