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Finding the Fourth Proportional to 146,556, 219,711.60 and 62,382.24

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Solution

The fourth proportional to 146,556, 219,711.60 and 62,382.24 is: 93,521.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,556 : 219,711.60 = 62,382.24 : x
  2. Step 2: Convert to fraction form
    146,556/219,711.60 = 62,382.24/x
  3. Step 3: Cross multiply
    146,556x = 219,711.60 × 62,382.24
  4. Step 4: Simplify right side
    146,556x = 13,706,101,761.98
  5. Step 5: Solve for x
    x = 13,706,101,761.98/146,556
  6. Step 6: Final answer
    x = 93,521.26

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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.