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Finding the Fourth Proportional to 235,118.40, 352,677.60 and 164,259.60

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Solution

The fourth proportional to 235,118.40, 352,677.60 and 164,259.60 is: 246,389.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,118.40 : 352,677.60 = 164,259.60 : x
  2. Step 2: Convert to fraction form
    235,118.40/352,677.60 = 164,259.60/x
  3. Step 3: Cross multiply
    235,118.40x = 352,677.60 × 164,259.60
  4. Step 4: Simplify right side
    235,118.40x = 57,930,681,504.96
  5. Step 5: Solve for x
    x = 57,930,681,504.96/235,118.40
  6. Step 6: Final answer
    x = 246,389.40

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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.