Home / 122,844.59-169,524.98-69,130.51

Finding the Fourth Proportional to 122,844.59, 169,524.98 and 69,130.51

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Solution

The fourth proportional to 122,844.59, 169,524.98 and 69,130.51 is: 95,399.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,844.59 : 169,524.98 = 69,130.51 : x
  2. Step 2: Convert to fraction form
    122,844.59/169,524.98 = 69,130.51/x
  3. Step 3: Cross multiply
    122,844.59x = 169,524.98 × 69,130.51
  4. Step 4: Simplify right side
    122,844.59x = 11,719,347,814.91
  5. Step 5: Solve for x
    x = 11,719,347,814.91/122,844.59
  6. Step 6: Final answer
    x = 95,399.79

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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.