Home / 162,206.61-223,845.60-90,589.35

Finding the Fourth Proportional to 162,206.61, 223,845.60 and 90,589.35

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Solution

The fourth proportional to 162,206.61, 223,845.60 and 90,589.35 is: 125,013.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,206.61 : 223,845.60 = 90,589.35 : x
  2. Step 2: Convert to fraction form
    162,206.61/223,845.60 = 90,589.35/x
  3. Step 3: Cross multiply
    162,206.61x = 223,845.60 × 90,589.35
  4. Step 4: Simplify right side
    162,206.61x = 20,278,027,404.36
  5. Step 5: Solve for x
    x = 20,278,027,404.36/162,206.61
  6. Step 6: Final answer
    x = 125,013.57

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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.