Home / 223,627.21-335,442.65-81,574.27

Finding the Fourth Proportional to 223,627.21, 335,442.65 and 81,574.27

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Solution

The fourth proportional to 223,627.21, 335,442.65 and 81,574.27 is: 122,362.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,627.21 : 335,442.65 = 81,574.27 : x
  2. Step 2: Convert to fraction form
    223,627.21/335,442.65 = 81,574.27/x
  3. Step 3: Cross multiply
    223,627.21x = 335,442.65 × 81,574.27
  4. Step 4: Simplify right side
    223,627.21x = 27,363,488,054.14
  5. Step 5: Solve for x
    x = 27,363,488,054.14/223,627.21
  6. Step 6: Final answer
    x = 122,362.07

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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.