Home / 146,072.70-219,133.26-51,278.28

Finding the Fourth Proportional to 146,072.70, 219,133.26 and 51,278.28

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Solution

The fourth proportional to 146,072.70, 219,133.26 and 51,278.28 is: 76,925.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,072.70 : 219,133.26 = 51,278.28 : x
  2. Step 2: Convert to fraction form
    146,072.70/219,133.26 = 51,278.28/x
  3. Step 3: Cross multiply
    146,072.70x = 219,133.26 × 51,278.28
  4. Step 4: Simplify right side
    146,072.70x = 11,236,776,663.59
  5. Step 5: Solve for x
    x = 11,236,776,663.59/146,072.70
  6. Step 6: Final answer
    x = 76,925.92

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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.