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Finding the Fourth Proportional to 146,546.70, 219,820.05 and 122,927.10

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Solution

The fourth proportional to 146,546.70, 219,820.05 and 122,927.10 is: 184,390.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,546.70 : 219,820.05 = 122,927.10 : x
  2. Step 2: Convert to fraction form
    146,546.70/219,820.05 = 122,927.10/x
  3. Step 3: Cross multiply
    146,546.70x = 219,820.05 × 122,927.10
  4. Step 4: Simplify right side
    146,546.70x = 27,021,841,268.36
  5. Step 5: Solve for x
    x = 27,021,841,268.36/146,546.70
  6. Step 6: Final answer
    x = 184,390.65

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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.