Home / 155,327.10-232,662.60-129,083.10

Finding the Fourth Proportional to 155,327.10, 232,662.60 and 129,083.10

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Solution

The fourth proportional to 155,327.10, 232,662.60 and 129,083.10 is: 193,352.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,327.10 : 232,662.60 = 129,083.10 : x
  2. Step 2: Convert to fraction form
    155,327.10/232,662.60 = 129,083.10/x
  3. Step 3: Cross multiply
    155,327.10x = 232,662.60 × 129,083.10
  4. Step 4: Simplify right side
    155,327.10x = 30,032,809,662.06
  5. Step 5: Solve for x
    x = 30,032,809,662.06/155,327.10
  6. Step 6: Final answer
    x = 193,352.03

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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.