Home / 113,260.86-169,887.35-29,021.72

Finding the Fourth Proportional to 113,260.86, 169,887.35 and 29,021.72

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Solution

The fourth proportional to 113,260.86, 169,887.35 and 29,021.72 is: 43,531.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,260.86 : 169,887.35 = 29,021.72 : x
  2. Step 2: Convert to fraction form
    113,260.86/169,887.35 = 29,021.72/x
  3. Step 3: Cross multiply
    113,260.86x = 169,887.35 × 29,021.72
  4. Step 4: Simplify right side
    113,260.86x = 4,930,422,326.36
  5. Step 5: Solve for x
    x = 4,930,422,326.36/113,260.86
  6. Step 6: Final answer
    x = 43,531.56

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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.