Home / 355,984.04-533,962.07-131,247.30

Finding the Fourth Proportional to 355,984.04, 533,962.07 and 131,247.30

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Solution

The fourth proportional to 355,984.04, 533,962.07 and 131,247.30 is: 196,865.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,984.04 : 533,962.07 = 131,247.30 : x
  2. Step 2: Convert to fraction form
    355,984.04/533,962.07 = 131,247.30/x
  3. Step 3: Cross multiply
    355,984.04x = 533,962.07 × 131,247.30
  4. Step 4: Simplify right side
    355,984.04x = 70,081,079,333.67
  5. Step 5: Solve for x
    x = 70,081,079,333.67/355,984.04
  6. Step 6: Final answer
    x = 196,865.79

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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.