Home / 153,307.27-229,960.97-68,968.94

Finding the Fourth Proportional to 153,307.27, 229,960.97 and 68,968.94

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Solution

The fourth proportional to 153,307.27, 229,960.97 and 68,968.94 is: 103,453.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,307.27 : 229,960.97 = 68,968.94 : x
  2. Step 2: Convert to fraction form
    153,307.27/229,960.97 = 68,968.94/x
  3. Step 3: Cross multiply
    153,307.27x = 229,960.97 × 68,968.94
  4. Step 4: Simplify right side
    153,307.27x = 15,860,163,997.43
  5. Step 5: Solve for x
    x = 15,860,163,997.43/153,307.27
  6. Step 6: Final answer
    x = 103,453.44

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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.