Home / 554,069.06-831,103.77-133,344.94

Finding the Fourth Proportional to 554,069.06, 831,103.77 and 133,344.94

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Solution

The fourth proportional to 554,069.06, 831,103.77 and 133,344.94 is: 200,017.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,069.06 : 831,103.77 = 133,344.94 : x
  2. Step 2: Convert to fraction form
    554,069.06/831,103.77 = 133,344.94/x
  3. Step 3: Cross multiply
    554,069.06x = 831,103.77 × 133,344.94
  4. Step 4: Simplify right side
    554,069.06x = 110,823,482,325.03
  5. Step 5: Solve for x
    x = 110,823,482,325.03/554,069.06
  6. Step 6: Final answer
    x = 200,017.45

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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.