Home / 115,562.28-173,343.20-43,528.64

Finding the Fourth Proportional to 115,562.28, 173,343.20 and 43,528.64

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Solution

The fourth proportional to 115,562.28, 173,343.20 and 43,528.64 is: 65,292.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,562.28 : 173,343.20 = 43,528.64 : x
  2. Step 2: Convert to fraction form
    115,562.28/173,343.20 = 43,528.64/x
  3. Step 3: Cross multiply
    115,562.28x = 173,343.20 × 43,528.64
  4. Step 4: Simplify right side
    115,562.28x = 7,545,393,749.25
  5. Step 5: Solve for x
    x = 7,545,393,749.25/115,562.28
  6. Step 6: Final answer
    x = 65,292.88

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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.