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Finding the Fourth Proportional to 377,065.32, 565,530.54 and 107,211.39

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Solution

The fourth proportional to 377,065.32, 565,530.54 and 107,211.39 is: 160,797.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,065.32 : 565,530.54 = 107,211.39 : x
  2. Step 2: Convert to fraction form
    377,065.32/565,530.54 = 107,211.39/x
  3. Step 3: Cross multiply
    377,065.32x = 565,530.54 × 107,211.39
  4. Step 4: Simplify right side
    377,065.32x = 60,631,315,280.85
  5. Step 5: Solve for x
    x = 60,631,315,280.85/377,065.32
  6. Step 6: Final answer
    x = 160,797.91

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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.