Home / 489,059.10-733,588.65-134,072.55

Finding the Fourth Proportional to 489,059.10, 733,588.65 and 134,072.55

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Solution

The fourth proportional to 489,059.10, 733,588.65 and 134,072.55 is: 201,108.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,059.10 : 733,588.65 = 134,072.55 : x
  2. Step 2: Convert to fraction form
    489,059.10/733,588.65 = 134,072.55/x
  3. Step 3: Cross multiply
    489,059.10x = 733,588.65 × 134,072.55
  4. Step 4: Simplify right side
    489,059.10x = 98,354,100,956.56
  5. Step 5: Solve for x
    x = 98,354,100,956.56/489,059.10
  6. Step 6: Final answer
    x = 201,108.83

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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.