Home / 226,702.29-312,844.88-124,725.22

Finding the Fourth Proportional to 226,702.29, 312,844.88 and 124,725.22

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Solution

The fourth proportional to 226,702.29, 312,844.88 and 124,725.22 is: 172,118.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,702.29 : 312,844.88 = 124,725.22 : x
  2. Step 2: Convert to fraction form
    226,702.29/312,844.88 = 124,725.22/x
  3. Step 3: Cross multiply
    226,702.29x = 312,844.88 × 124,725.22
  4. Step 4: Simplify right side
    226,702.29x = 39,019,646,013.57
  5. Step 5: Solve for x
    x = 39,019,646,013.57/226,702.29
  6. Step 6: Final answer
    x = 172,118.44

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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.