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Finding the Fourth Proportional to 146,261.60, 219,219.60 and 62,021.60

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Solution

The fourth proportional to 146,261.60, 219,219.60 and 62,021.60 is: 92,959.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,261.60 : 219,219.60 = 62,021.60 : x
  2. Step 2: Convert to fraction form
    146,261.60/219,219.60 = 62,021.60/x
  3. Step 3: Cross multiply
    146,261.60x = 219,219.60 × 62,021.60
  4. Step 4: Simplify right side
    146,261.60x = 13,596,350,343.36
  5. Step 5: Solve for x
    x = 13,596,350,343.36/146,261.60
  6. Step 6: Final answer
    x = 92,959.12

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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.