Home / 226,815.23-340,272.05-69,039.58

Finding the Fourth Proportional to 226,815.23, 340,272.05 and 69,039.58

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Solution

The fourth proportional to 226,815.23, 340,272.05 and 69,039.58 is: 103,574.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,815.23 : 340,272.05 = 69,039.58 : x
  2. Step 2: Convert to fraction form
    226,815.23/340,272.05 = 69,039.58/x
  3. Step 3: Cross multiply
    226,815.23x = 340,272.05 × 69,039.58
  4. Step 4: Simplify right side
    226,815.23x = 23,492,239,417.74
  5. Step 5: Solve for x
    x = 23,492,239,417.74/226,815.23
  6. Step 6: Final answer
    x = 103,574.35

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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.