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Finding the Fourth Proportional to 224,011.44, 309,130.02 and 122,034.06

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Solution

The fourth proportional to 224,011.44, 309,130.02 and 122,034.06 is: 168,403.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,011.44 : 309,130.02 = 122,034.06 : x
  2. Step 2: Convert to fraction form
    224,011.44/309,130.02 = 122,034.06/x
  3. Step 3: Cross multiply
    224,011.44x = 309,130.02 × 122,034.06
  4. Step 4: Simplify right side
    224,011.44x = 37,724,391,408.48
  5. Step 5: Solve for x
    x = 37,724,391,408.48/224,011.44
  6. Step 6: Final answer
    x = 168,403.86

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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.