Home / 343,584.04-515,367.56-133,222.02

Finding the Fourth Proportional to 343,584.04, 515,367.56 and 133,222.02

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Solution

The fourth proportional to 343,584.04, 515,367.56 and 133,222.02 is: 199,829.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,584.04 : 515,367.56 = 133,222.02 : x
  2. Step 2: Convert to fraction form
    343,584.04/515,367.56 = 133,222.02/x
  3. Step 3: Cross multiply
    343,584.04x = 515,367.56 × 133,222.02
  4. Step 4: Simplify right side
    343,584.04x = 68,658,307,385.67
  5. Step 5: Solve for x
    x = 68,658,307,385.67/343,584.04
  6. Step 6: Final answer
    x = 199,829.73

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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.