Home / 146,603.28-219,900.60-41,420.46

Finding the Fourth Proportional to 146,603.28, 219,900.60 and 41,420.46

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Solution

The fourth proportional to 146,603.28, 219,900.60 and 41,420.46 is: 62,129.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,603.28 : 219,900.60 = 41,420.46 : x
  2. Step 2: Convert to fraction form
    146,603.28/219,900.60 = 41,420.46/x
  3. Step 3: Cross multiply
    146,603.28x = 219,900.60 × 41,420.46
  4. Step 4: Simplify right side
    146,603.28x = 9,108,384,006.28
  5. Step 5: Solve for x
    x = 9,108,384,006.28/146,603.28
  6. Step 6: Final answer
    x = 62,129.47

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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.