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Finding the Fourth Proportional to 123,217.34, 184,798.76 and 34,446.98

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Solution

The fourth proportional to 123,217.34, 184,798.76 and 34,446.98 is: 51,662.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,217.34 : 184,798.76 = 34,446.98 : x
  2. Step 2: Convert to fraction form
    123,217.34/184,798.76 = 34,446.98/x
  3. Step 3: Cross multiply
    123,217.34x = 184,798.76 × 34,446.98
  4. Step 4: Simplify right side
    123,217.34x = 6,365,759,189.74
  5. Step 5: Solve for x
    x = 6,365,759,189.74/123,217.34
  6. Step 6: Final answer
    x = 51,662.85

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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.