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Finding the Fourth Proportional to 377,661.54, 566,297.10 and 111,388.08

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Solution

The fourth proportional to 377,661.54, 566,297.10 and 111,388.08 is: 167,024.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,661.54 : 566,297.10 = 111,388.08 : x
  2. Step 2: Convert to fraction form
    377,661.54/566,297.10 = 111,388.08/x
  3. Step 3: Cross multiply
    377,661.54x = 566,297.10 × 111,388.08
  4. Step 4: Simplify right side
    377,661.54x = 63,078,746,678.57
  5. Step 5: Solve for x
    x = 63,078,746,678.57/377,661.54
  6. Step 6: Final answer
    x = 167,024.54

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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.