Home / 115,887.89-173,858.93-35,921.66

Finding the Fourth Proportional to 115,887.89, 173,858.93 and 35,921.66

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Solution

The fourth proportional to 115,887.89, 173,858.93 and 35,921.66 is: 53,890.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,887.89 : 173,858.93 = 35,921.66 : x
  2. Step 2: Convert to fraction form
    115,887.89/173,858.93 = 35,921.66/x
  3. Step 3: Cross multiply
    115,887.89x = 173,858.93 × 35,921.66
  4. Step 4: Simplify right side
    115,887.89x = 6,245,300,322.52
  5. Step 5: Solve for x
    x = 6,245,300,322.52/115,887.89
  6. Step 6: Final answer
    x = 53,890.88

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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.