Home / 266,627.07-367,968.15-151,940.79

Finding the Fourth Proportional to 266,627.07, 367,968.15 and 151,940.79

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Solution

The fourth proportional to 266,627.07, 367,968.15 and 151,940.79 is: 209,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,627.07 : 367,968.15 = 151,940.79 : x
  2. Step 2: Convert to fraction form
    266,627.07/367,968.15 = 151,940.79/x
  3. Step 3: Cross multiply
    266,627.07x = 367,968.15 × 151,940.79
  4. Step 4: Simplify right side
    266,627.07x = 55,909,371,405.84
  5. Step 5: Solve for x
    x = 55,909,371,405.84/266,627.07
  6. Step 6: Final answer
    x = 209,691.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.