Home / 115,785.96-173,580.48-110,274.72

Finding the Fourth Proportional to 115,785.96, 173,580.48 and 110,274.72

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Solution

The fourth proportional to 115,785.96, 173,580.48 and 110,274.72 is: 165,318.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,785.96 : 173,580.48 = 110,274.72 : x
  2. Step 2: Convert to fraction form
    115,785.96/173,580.48 = 110,274.72/x
  3. Step 3: Cross multiply
    115,785.96x = 173,580.48 × 110,274.72
  4. Step 4: Simplify right side
    115,785.96x = 19,141,538,829.47
  5. Step 5: Solve for x
    x = 19,141,538,829.47/115,785.96
  6. Step 6: Final answer
    x = 165,318.31

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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.