Home / 162,286.74-223,951.59-90,667.26

Finding the Fourth Proportional to 162,286.74, 223,951.59 and 90,667.26

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Solution

The fourth proportional to 162,286.74, 223,951.59 and 90,667.26 is: 125,118.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,286.74 : 223,951.59 = 90,667.26 : x
  2. Step 2: Convert to fraction form
    162,286.74/223,951.59 = 90,667.26/x
  3. Step 3: Cross multiply
    162,286.74x = 223,951.59 × 90,667.26
  4. Step 4: Simplify right side
    162,286.74x = 20,305,077,037.94
  5. Step 5: Solve for x
    x = 20,305,077,037.94/162,286.74
  6. Step 6: Final answer
    x = 125,118.52

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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.