Home / 226,837.72-312,511.98-163,065.16

Finding the Fourth Proportional to 226,837.72, 312,511.98 and 163,065.16

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Solution

The fourth proportional to 226,837.72, 312,511.98 and 163,065.16 is: 224,653.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,837.72 : 312,511.98 = 163,065.16 : x
  2. Step 2: Convert to fraction form
    226,837.72/312,511.98 = 163,065.16/x
  3. Step 3: Cross multiply
    226,837.72x = 312,511.98 × 163,065.16
  4. Step 4: Simplify right side
    226,837.72x = 50,959,816,020.62
  5. Step 5: Solve for x
    x = 50,959,816,020.62/226,837.72
  6. Step 6: Final answer
    x = 224,653.18

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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.