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Finding the Fourth Proportional to 355,362, 533,135.34 and 106,044

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Solution

The fourth proportional to 355,362, 533,135.34 and 106,044 is: 159,093.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,362 : 533,135.34 = 106,044 : x
  2. Step 2: Convert to fraction form
    355,362/533,135.34 = 106,044/x
  3. Step 3: Cross multiply
    355,362x = 533,135.34 × 106,044
  4. Step 4: Simplify right side
    355,362x = 56,535,803,994.96
  5. Step 5: Solve for x
    x = 56,535,803,994.96/355,362
  6. Step 6: Final answer
    x = 159,093.56

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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.