Home / 122,995.24-184,377.66-66,752.80

Finding the Fourth Proportional to 122,995.24, 184,377.66 and 66,752.80

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Solution

The fourth proportional to 122,995.24, 184,377.66 and 66,752.80 is: 100,066.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,995.24 : 184,377.66 = 66,752.80 : x
  2. Step 2: Convert to fraction form
    122,995.24/184,377.66 = 66,752.80/x
  3. Step 3: Cross multiply
    122,995.24x = 184,377.66 × 66,752.80
  4. Step 4: Simplify right side
    122,995.24x = 12,307,725,062.45
  5. Step 5: Solve for x
    x = 12,307,725,062.45/122,995.24
  6. Step 6: Final answer
    x = 100,066.68

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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.