Home / 157,679.73-236,550.75-57,840.85

Finding the Fourth Proportional to 157,679.73, 236,550.75 and 57,840.85

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Solution

The fourth proportional to 157,679.73, 236,550.75 and 57,840.85 is: 86,772.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,679.73 : 236,550.75 = 57,840.85 : x
  2. Step 2: Convert to fraction form
    157,679.73/236,550.75 = 57,840.85/x
  3. Step 3: Cross multiply
    157,679.73x = 236,550.75 × 57,840.85
  4. Step 4: Simplify right side
    157,679.73x = 13,682,296,448.14
  5. Step 5: Solve for x
    x = 13,682,296,448.14/157,679.73
  6. Step 6: Final answer
    x = 86,772.70

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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.