Home / 226,468.45-312,530.37-124,498.21

Finding the Fourth Proportional to 226,468.45, 312,530.37 and 124,498.21

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Solution

The fourth proportional to 226,468.45, 312,530.37 and 124,498.21 is: 171,809.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,468.45 : 312,530.37 = 124,498.21 : x
  2. Step 2: Convert to fraction form
    226,468.45/312,530.37 = 124,498.21/x
  3. Step 3: Cross multiply
    226,468.45x = 312,530.37 × 124,498.21
  4. Step 4: Simplify right side
    226,468.45x = 38,909,471,635.64
  5. Step 5: Solve for x
    x = 38,909,471,635.64/226,468.45
  6. Step 6: Final answer
    x = 171,809.68

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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.