Home / 155,419.73-233,129.60-55,583.18

Finding the Fourth Proportional to 155,419.73, 233,129.60 and 55,583.18

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Solution

The fourth proportional to 155,419.73, 233,129.60 and 55,583.18 is: 83,374.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,419.73 : 233,129.60 = 55,583.18 : x
  2. Step 2: Convert to fraction form
    155,419.73/233,129.60 = 55,583.18/x
  3. Step 3: Cross multiply
    155,419.73x = 233,129.60 × 55,583.18
  4. Step 4: Simplify right side
    155,419.73x = 12,958,083,076.56
  5. Step 5: Solve for x
    x = 12,958,083,076.56/155,419.73
  6. Step 6: Final answer
    x = 83,374.77

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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.