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Finding the Fourth Proportional to 226,710, 340,079.04 and 68,950.08

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Solution

The fourth proportional to 226,710, 340,079.04 and 68,950.08 is: 103,429.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,710 : 340,079.04 = 68,950.08 : x
  2. Step 2: Convert to fraction form
    226,710/340,079.04 = 68,950.08/x
  3. Step 3: Cross multiply
    226,710x = 340,079.04 × 68,950.08
  4. Step 4: Simplify right side
    226,710x = 23,448,477,014.32
  5. Step 5: Solve for x
    x = 23,448,477,014.32/226,710
  6. Step 6: Final answer
    x = 103,429.39

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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.