Home / 85,506.01-117,996.07-47,268.74

Finding the Fourth Proportional to 85,506.01, 117,996.07 and 47,268.74

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Solution

The fourth proportional to 85,506.01, 117,996.07 and 47,268.74 is: 65,229.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,506.01 : 117,996.07 = 47,268.74 : x
  2. Step 2: Convert to fraction form
    85,506.01/117,996.07 = 47,268.74/x
  3. Step 3: Cross multiply
    85,506.01x = 117,996.07 × 47,268.74
  4. Step 4: Simplify right side
    85,506.01x = 5,577,525,553.85
  5. Step 5: Solve for x
    x = 5,577,525,553.85/85,506.01
  6. Step 6: Final answer
    x = 65,229.63

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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.