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Finding the Fourth Proportional to 146,802.62, 220,302.44 and 53,308.37

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Solution

The fourth proportional to 146,802.62, 220,302.44 and 53,308.37 is: 79,998.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,802.62 : 220,302.44 = 53,308.37 : x
  2. Step 2: Convert to fraction form
    146,802.62/220,302.44 = 53,308.37/x
  3. Step 3: Cross multiply
    146,802.62x = 220,302.44 × 53,308.37
  4. Step 4: Simplify right side
    146,802.62x = 11,743,962,615.37
  5. Step 5: Solve for x
    x = 11,743,962,615.37/146,802.62
  6. Step 6: Final answer
    x = 79,998.32

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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.