Home / 123,084.20-184,601.10-34,315.40

Finding the Fourth Proportional to 123,084.20, 184,601.10 and 34,315.40

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Solution

The fourth proportional to 123,084.20, 184,601.10 and 34,315.40 is: 51,466.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,084.20 : 184,601.10 = 34,315.40 : x
  2. Step 2: Convert to fraction form
    123,084.20/184,601.10 = 34,315.40/x
  3. Step 3: Cross multiply
    123,084.20x = 184,601.10 × 34,315.40
  4. Step 4: Simplify right side
    123,084.20x = 6,334,660,586.94
  5. Step 5: Solve for x
    x = 6,334,660,586.94/123,084.20
  6. Step 6: Final answer
    x = 51,466.07

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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.