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Finding the Fourth Proportional to 146,616.96, 219,947.04 and 53,100.84

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Solution

The fourth proportional to 146,616.96, 219,947.04 and 53,100.84 is: 79,659.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,616.96 : 219,947.04 = 53,100.84 : x
  2. Step 2: Convert to fraction form
    146,616.96/219,947.04 = 53,100.84/x
  3. Step 3: Cross multiply
    146,616.96x = 219,947.04 × 53,100.84
  4. Step 4: Simplify right side
    146,616.96x = 11,679,372,579.51
  5. Step 5: Solve for x
    x = 11,679,372,579.51/146,616.96
  6. Step 6: Final answer
    x = 79,659.08

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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.