Home / 162,203.58-223,844.30-90,583.67

Finding the Fourth Proportional to 162,203.58, 223,844.30 and 90,583.67

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Solution

The fourth proportional to 162,203.58, 223,844.30 and 90,583.67 is: 125,007.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,203.58 : 223,844.30 = 90,583.67 : x
  2. Step 2: Convert to fraction form
    162,203.58/223,844.30 = 90,583.67/x
  3. Step 3: Cross multiply
    162,203.58x = 223,844.30 × 90,583.67
  4. Step 4: Simplify right side
    162,203.58x = 20,276,638,202.58
  5. Step 5: Solve for x
    x = 20,276,638,202.58/162,203.58
  6. Step 6: Final answer
    x = 125,007.34

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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.