Home / 117,226.02-161,771.67-63,512.37

Finding the Fourth Proportional to 117,226.02, 161,771.67 and 63,512.37

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Solution

The fourth proportional to 117,226.02, 161,771.67 and 63,512.37 is: 87,646.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,226.02 : 161,771.67 = 63,512.37 : x
  2. Step 2: Convert to fraction form
    117,226.02/161,771.67 = 63,512.37/x
  3. Step 3: Cross multiply
    117,226.02x = 161,771.67 × 63,512.37
  4. Step 4: Simplify right side
    117,226.02x = 10,274,502,160.56
  5. Step 5: Solve for x
    x = 10,274,502,160.56/117,226.02
  6. Step 6: Final answer
    x = 87,646.94

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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.