Home / 62,277.21-85,920.09-47,941.43

Finding the Fourth Proportional to 62,277.21, 85,920.09 and 47,941.43

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Solution

The fourth proportional to 62,277.21, 85,920.09 and 47,941.43 is: 66,141.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,277.21 : 85,920.09 = 47,941.43 : x
  2. Step 2: Convert to fraction form
    62,277.21/85,920.09 = 47,941.43/x
  3. Step 3: Cross multiply
    62,277.21x = 85,920.09 × 47,941.43
  4. Step 4: Simplify right side
    62,277.21x = 4,119,131,550.73
  5. Step 5: Solve for x
    x = 4,119,131,550.73/62,277.21
  6. Step 6: Final answer
    x = 66,141.88

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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.