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Finding the Fourth Proportional to 235,296.39, 352,746.21 and 102,076.21

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Solution

The fourth proportional to 235,296.39, 352,746.21 and 102,076.21 is: 153,028.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,296.39 : 352,746.21 = 102,076.21 : x
  2. Step 2: Convert to fraction form
    235,296.39/352,746.21 = 102,076.21/x
  3. Step 3: Cross multiply
    235,296.39x = 352,746.21 × 102,076.21
  4. Step 4: Simplify right side
    235,296.39x = 36,006,996,208.66
  5. Step 5: Solve for x
    x = 36,006,996,208.66/235,296.39
  6. Step 6: Final answer
    x = 153,028.26

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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.