Home / 226,904.80-313,123.44-142,068.64

Finding the Fourth Proportional to 226,904.80, 313,123.44 and 142,068.64

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Solution

The fourth proportional to 226,904.80, 313,123.44 and 142,068.64 is: 196,051.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,904.80 : 313,123.44 = 142,068.64 : x
  2. Step 2: Convert to fraction form
    226,904.80/313,123.44 = 142,068.64/x
  3. Step 3: Cross multiply
    226,904.80x = 313,123.44 × 142,068.64
  4. Step 4: Simplify right side
    226,904.80x = 44,485,021,272.92
  5. Step 5: Solve for x
    x = 44,485,021,272.92/226,904.80
  6. Step 6: Final answer
    x = 196,051.48

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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.