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Finding the Fourth Proportional to 224,027.67, 309,158.05 and 123,425.67

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Solution

The fourth proportional to 224,027.67, 309,158.05 and 123,425.67 is: 170,327.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,027.67 : 309,158.05 = 123,425.67 : x
  2. Step 2: Convert to fraction form
    224,027.67/309,158.05 = 123,425.67/x
  3. Step 3: Cross multiply
    224,027.67x = 309,158.05 × 123,425.67
  4. Step 4: Simplify right side
    224,027.67x = 38,158,038,840.02
  5. Step 5: Solve for x
    x = 38,158,038,840.02/224,027.67
  6. Step 6: Final answer
    x = 170,327.35

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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.