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Finding the Fourth Proportional to 146,662.78, 219,795.18 and 62,317.18

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Solution

The fourth proportional to 146,662.78, 219,795.18 and 62,317.18 is: 93,391.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,662.78 : 219,795.18 = 62,317.18 : x
  2. Step 2: Convert to fraction form
    146,662.78/219,795.18 = 62,317.18/x
  3. Step 3: Cross multiply
    146,662.78x = 219,795.18 × 62,317.18
  4. Step 4: Simplify right side
    146,662.78x = 13,697,015,795.19
  5. Step 5: Solve for x
    x = 13,697,015,795.19/146,662.78
  6. Step 6: Final answer
    x = 93,391.22

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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.