Home / 155,270.49-232,954.94-55,428.47

Finding the Fourth Proportional to 155,270.49, 232,954.94 and 55,428.47

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Solution

The fourth proportional to 155,270.49, 232,954.94 and 55,428.47 is: 83,160.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,270.49 : 232,954.94 = 55,428.47 : x
  2. Step 2: Convert to fraction form
    155,270.49/232,954.94 = 55,428.47/x
  3. Step 3: Cross multiply
    155,270.49x = 232,954.94 × 55,428.47
  4. Step 4: Simplify right side
    155,270.49x = 12,912,335,438.73
  5. Step 5: Solve for x
    x = 12,912,335,438.73/155,270.49
  6. Step 6: Final answer
    x = 83,160.27

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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.