Home / 122,975.10-184,455.36-43,007.49

Finding the Fourth Proportional to 122,975.10, 184,455.36 and 43,007.49

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Solution

The fourth proportional to 122,975.10, 184,455.36 and 43,007.49 is: 64,508.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,975.10 : 184,455.36 = 43,007.49 : x
  2. Step 2: Convert to fraction form
    122,975.10/184,455.36 = 43,007.49/x
  3. Step 3: Cross multiply
    122,975.10x = 184,455.36 × 43,007.49
  4. Step 4: Simplify right side
    122,975.10x = 7,932,962,050.65
  5. Step 5: Solve for x
    x = 7,932,962,050.65/122,975.10
  6. Step 6: Final answer
    x = 64,508.69

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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.