Home / 117,485.22-176,190.56-38,581.08

Finding the Fourth Proportional to 117,485.22, 176,190.56 and 38,581.08

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Solution

The fourth proportional to 117,485.22, 176,190.56 and 38,581.08 is: 57,859.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,485.22 : 176,190.56 = 38,581.08 : x
  2. Step 2: Convert to fraction form
    117,485.22/176,190.56 = 38,581.08/x
  3. Step 3: Cross multiply
    117,485.22x = 176,190.56 × 38,581.08
  4. Step 4: Simplify right side
    117,485.22x = 6,797,622,090.60
  5. Step 5: Solve for x
    x = 6,797,622,090.60/117,485.22
  6. Step 6: Final answer
    x = 57,859.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.