Home / 115,639.72-173,425.56-49,043.16

Finding the Fourth Proportional to 115,639.72, 173,425.56 and 49,043.16

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Solution

The fourth proportional to 115,639.72, 173,425.56 and 49,043.16 is: 73,550.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,639.72 : 173,425.56 = 49,043.16 : x
  2. Step 2: Convert to fraction form
    115,639.72/173,425.56 = 49,043.16/x
  3. Step 3: Cross multiply
    115,639.72x = 173,425.56 × 49,043.16
  4. Step 4: Simplify right side
    115,639.72x = 8,505,337,487.17
  5. Step 5: Solve for x
    x = 8,505,337,487.17/115,639.72
  6. Step 6: Final answer
    x = 73,550.31

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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.