Home / 113,144.48-169,716.72-28,904.83

Finding the Fourth Proportional to 113,144.48, 169,716.72 and 28,904.83

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Solution

The fourth proportional to 113,144.48, 169,716.72 and 28,904.83 is: 43,357.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,144.48 : 169,716.72 = 28,904.83 : x
  2. Step 2: Convert to fraction form
    113,144.48/169,716.72 = 28,904.83/x
  3. Step 3: Cross multiply
    113,144.48x = 169,716.72 × 28,904.83
  4. Step 4: Simplify right side
    113,144.48x = 4,905,633,415.93
  5. Step 5: Solve for x
    x = 4,905,633,415.93/113,144.48
  6. Step 6: Final answer
    x = 43,357.25

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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.