Home / 226,979.80-340,664.10-100,814.20

Finding the Fourth Proportional to 226,979.80, 340,664.10 and 100,814.20

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Solution

The fourth proportional to 226,979.80, 340,664.10 and 100,814.20 is: 151,307.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,979.80 : 340,664.10 = 100,814.20 : x
  2. Step 2: Convert to fraction form
    226,979.80/340,664.10 = 100,814.20/x
  3. Step 3: Cross multiply
    226,979.80x = 340,664.10 × 100,814.20
  4. Step 4: Simplify right side
    226,979.80x = 34,343,778,710.22
  5. Step 5: Solve for x
    x = 34,343,778,710.22/226,979.80
  6. Step 6: Final answer
    x = 151,307.64

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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.