Home / 77,301.12-116,003.52-27,381.60

Finding the Fourth Proportional to 77,301.12, 116,003.52 and 27,381.60

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Solution

The fourth proportional to 77,301.12, 116,003.52 and 27,381.60 is: 41,090.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,301.12 : 116,003.52 = 27,381.60 : x
  2. Step 2: Convert to fraction form
    77,301.12/116,003.52 = 27,381.60/x
  3. Step 3: Cross multiply
    77,301.12x = 116,003.52 × 27,381.60
  4. Step 4: Simplify right side
    77,301.12x = 3,176,361,983.23
  5. Step 5: Solve for x
    x = 3,176,361,983.23/77,301.12
  6. Step 6: Final answer
    x = 41,090.76

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1.5x scale

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.