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Finding the Fourth Proportional to 226,322.34, 312,326.94 and 124,349.91

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Solution

The fourth proportional to 226,322.34, 312,326.94 and 124,349.91 is: 171,604.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,322.34 : 312,326.94 = 124,349.91 : x
  2. Step 2: Convert to fraction form
    226,322.34/312,326.94 = 124,349.91/x
  3. Step 3: Cross multiply
    226,322.34x = 312,326.94 × 124,349.91
  4. Step 4: Simplify right side
    226,322.34x = 38,837,826,879.58
  5. Step 5: Solve for x
    x = 38,837,826,879.58/226,322.34
  6. Step 6: Final answer
    x = 171,604.04

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1.5x scale

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.