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Finding the Fourth Proportional to 227,031.58, 340,535.01 and 69,247.63

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Solution

The fourth proportional to 227,031.58, 340,535.01 and 69,247.63 is: 103,867.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,031.58 : 340,535.01 = 69,247.63 : x
  2. Step 2: Convert to fraction form
    227,031.58/340,535.01 = 69,247.63/x
  3. Step 3: Cross multiply
    227,031.58x = 340,535.01 × 69,247.63
  4. Step 4: Simplify right side
    227,031.58x = 23,581,240,671.85
  5. Step 5: Solve for x
    x = 23,581,240,671.85/227,031.58
  6. Step 6: Final answer
    x = 103,867.67

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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.