Home / 115,505.48-173,327.34-66,292.04

Finding the Fourth Proportional to 115,505.48, 173,327.34 and 66,292.04

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Solution

The fourth proportional to 115,505.48, 173,327.34 and 66,292.04 is: 99,477.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,505.48 : 173,327.34 = 66,292.04 : x
  2. Step 2: Convert to fraction form
    115,505.48/173,327.34 = 66,292.04/x
  3. Step 3: Cross multiply
    115,505.48x = 173,327.34 × 66,292.04
  4. Step 4: Simplify right side
    115,505.48x = 11,490,222,956.37
  5. Step 5: Solve for x
    x = 11,490,222,956.37/115,505.48
  6. Step 6: Final answer
    x = 99,477.73

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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.