Home / 162,243.20-223,893.24-90,624.26

Finding the Fourth Proportional to 162,243.20, 223,893.24 and 90,624.26

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Solution

The fourth proportional to 162,243.20, 223,893.24 and 90,624.26 is: 125,060.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,243.20 : 223,893.24 = 90,624.26 : x
  2. Step 2: Convert to fraction form
    162,243.20/223,893.24 = 90,624.26/x
  3. Step 3: Cross multiply
    162,243.20x = 223,893.24 × 90,624.26
  4. Step 4: Simplify right side
    162,243.20x = 20,290,159,194.00
  5. Step 5: Solve for x
    x = 20,290,159,194.00/162,243.20
  6. Step 6: Final answer
    x = 125,060.15

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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.