Home / 121,879.36-182,733.18-46,936.72

Finding the Fourth Proportional to 121,879.36, 182,733.18 and 46,936.72

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Solution

The fourth proportional to 121,879.36, 182,733.18 and 46,936.72 is: 70,372.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,879.36 : 182,733.18 = 46,936.72 : x
  2. Step 2: Convert to fraction form
    121,879.36/182,733.18 = 46,936.72/x
  3. Step 3: Cross multiply
    121,879.36x = 182,733.18 × 46,936.72
  4. Step 4: Simplify right side
    121,879.36x = 8,576,896,104.37
  5. Step 5: Solve for x
    x = 8,576,896,104.37/121,879.36
  6. Step 6: Final answer
    x = 70,372.01

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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.