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Finding the Fourth Proportional to 355,737.05, 533,477.02 and 119,024.36

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Solution

The fourth proportional to 355,737.05, 533,477.02 and 119,024.36 is: 178,493.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,737.05 : 533,477.02 = 119,024.36 : x
  2. Step 2: Convert to fraction form
    355,737.05/533,477.02 = 119,024.36/x
  3. Step 3: Cross multiply
    355,737.05x = 533,477.02 × 119,024.36
  4. Step 4: Simplify right side
    355,737.05x = 63,496,760,880.21
  5. Step 5: Solve for x
    x = 63,496,760,880.21/355,737.05
  6. Step 6: Final answer
    x = 178,493.53

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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.