Home / 146,243.53-219,365.36-52,749.28

Finding the Fourth Proportional to 146,243.53, 219,365.36 and 52,749.28

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Solution

The fourth proportional to 146,243.53, 219,365.36 and 52,749.28 is: 79,123.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,243.53 : 219,365.36 = 52,749.28 : x
  2. Step 2: Convert to fraction form
    146,243.53/219,365.36 = 52,749.28/x
  3. Step 3: Cross multiply
    146,243.53x = 219,365.36 × 52,749.28
  4. Step 4: Simplify right side
    146,243.53x = 11,571,364,796.94
  5. Step 5: Solve for x
    x = 11,571,364,796.94/146,243.53
  6. Step 6: Final answer
    x = 79,123.94

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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.