Home / 146,495.16-219,764.67-53,022.78

Finding the Fourth Proportional to 146,495.16, 219,764.67 and 53,022.78

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Solution

The fourth proportional to 146,495.16, 219,764.67 and 53,022.78 is: 79,542.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,495.16 : 219,764.67 = 53,022.78 : x
  2. Step 2: Convert to fraction form
    146,495.16/219,764.67 = 53,022.78/x
  3. Step 3: Cross multiply
    146,495.16x = 219,764.67 × 53,022.78
  4. Step 4: Simplify right side
    146,495.16x = 11,652,533,749.18
  5. Step 5: Solve for x
    x = 11,652,533,749.18/146,495.16
  6. Step 6: Final answer
    x = 79,542.11

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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.