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Finding the Fourth Proportional to 235,044.56, 352,610.58 and 77,279.24

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Solution

The fourth proportional to 235,044.56, 352,610.58 and 77,279.24 is: 115,933.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,044.56 : 352,610.58 = 77,279.24 : x
  2. Step 2: Convert to fraction form
    235,044.56/352,610.58 = 77,279.24/x
  3. Step 3: Cross multiply
    235,044.56x = 352,610.58 × 77,279.24
  4. Step 4: Simplify right side
    235,044.56x = 27,249,477,638.36
  5. Step 5: Solve for x
    x = 27,249,477,638.36/235,044.56
  6. Step 6: Final answer
    x = 115,933.24

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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.