Home / 226,864.48-313,141.80-131,394.64

Finding the Fourth Proportional to 226,864.48, 313,141.80 and 131,394.64

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Solution

The fourth proportional to 226,864.48, 313,141.80 and 131,394.64 is: 181,364.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,864.48 : 313,141.80 = 131,394.64 : x
  2. Step 2: Convert to fraction form
    226,864.48/313,141.80 = 131,394.64/x
  3. Step 3: Cross multiply
    226,864.48x = 313,141.80 × 131,394.64
  4. Step 4: Simplify right side
    226,864.48x = 41,145,154,079.95
  5. Step 5: Solve for x
    x = 41,145,154,079.95/226,864.48
  6. Step 6: Final answer
    x = 181,364.46

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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.