Home / 554,084.39-831,126.82-133,360.27

Finding the Fourth Proportional to 554,084.39, 831,126.82 and 133,360.27

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Solution

The fourth proportional to 554,084.39, 831,126.82 and 133,360.27 is: 200,040.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,084.39 : 831,126.82 = 133,360.27 : x
  2. Step 2: Convert to fraction form
    554,084.39/831,126.82 = 133,360.27/x
  3. Step 3: Cross multiply
    554,084.39x = 831,126.82 × 133,360.27
  4. Step 4: Simplify right side
    554,084.39x = 110,839,294,708.22
  5. Step 5: Solve for x
    x = 110,839,294,708.22/554,084.39
  6. Step 6: Final answer
    x = 200,040.46

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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.