Home / 122,824.37-169,495.85-69,109.43

Finding the Fourth Proportional to 122,824.37, 169,495.85 and 69,109.43

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Solution

The fourth proportional to 122,824.37, 169,495.85 and 69,109.43 is: 95,370.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,824.37 : 169,495.85 = 69,109.43 : x
  2. Step 2: Convert to fraction form
    122,824.37/169,495.85 = 69,109.43/x
  3. Step 3: Cross multiply
    122,824.37x = 169,495.85 × 69,109.43
  4. Step 4: Simplify right side
    122,824.37x = 11,713,760,387.84
  5. Step 5: Solve for x
    x = 11,713,760,387.84/122,824.37
  6. Step 6: Final answer
    x = 95,370.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.