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Finding the Fourth Proportional to 201,959.30, 303,595.05 and 173,090.90

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Solution

The fourth proportional to 201,959.30, 303,595.05 and 173,090.90 is: 260,198.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,959.30 : 303,595.05 = 173,090.90 : x
  2. Step 2: Convert to fraction form
    201,959.30/303,595.05 = 173,090.90/x
  3. Step 3: Cross multiply
    201,959.30x = 303,595.05 × 173,090.90
  4. Step 4: Simplify right side
    201,959.30x = 52,549,540,440.05
  5. Step 5: Solve for x
    x = 52,549,540,440.05/201,959.30
  6. Step 6: Final answer
    x = 260,198.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.