Home / 146,484.56-219,640.44-51,669.20

Finding the Fourth Proportional to 146,484.56, 219,640.44 and 51,669.20

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Solution

The fourth proportional to 146,484.56, 219,640.44 and 51,669.20 is: 77,473.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,484.56 : 219,640.44 = 51,669.20 : x
  2. Step 2: Convert to fraction form
    146,484.56/219,640.44 = 51,669.20/x
  3. Step 3: Cross multiply
    146,484.56x = 219,640.44 × 51,669.20
  4. Step 4: Simplify right side
    146,484.56x = 11,348,645,822.45
  5. Step 5: Solve for x
    x = 11,348,645,822.45/146,484.56
  6. Step 6: Final answer
    x = 77,473.32

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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.