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Finding the Fourth Proportional to 224,029.56, 336,109.98 and 66,262.20

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Solution

The fourth proportional to 224,029.56, 336,109.98 and 66,262.20 is: 99,412.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,029.56 : 336,109.98 = 66,262.20 : x
  2. Step 2: Convert to fraction form
    224,029.56/336,109.98 = 66,262.20/x
  3. Step 3: Cross multiply
    224,029.56x = 336,109.98 × 66,262.20
  4. Step 4: Simplify right side
    224,029.56x = 22,271,386,716.76
  5. Step 5: Solve for x
    x = 22,271,386,716.76/224,029.56
  6. Step 6: Final answer
    x = 99,412.71

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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.