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Finding the Fourth Proportional to 224,267.54, 309,477.94 and 127,468.90

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Solution

The fourth proportional to 224,267.54, 309,477.94 and 127,468.90 is: 175,900.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,267.54 : 309,477.94 = 127,468.90 : x
  2. Step 2: Convert to fraction form
    224,267.54/309,477.94 = 127,468.90/x
  3. Step 3: Cross multiply
    224,267.54x = 309,477.94 × 127,468.90
  4. Step 4: Simplify right side
    224,267.54x = 39,448,811,493.70
  5. Step 5: Solve for x
    x = 39,448,811,493.70/224,267.54
  6. Step 6: Final answer
    x = 175,900.67

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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.