Home / 79,784.46-119,704.23-35,442.36

Finding the Fourth Proportional to 79,784.46, 119,704.23 and 35,442.36

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Solution

The fourth proportional to 79,784.46, 119,704.23 and 35,442.36 is: 53,175.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,784.46 : 119,704.23 = 35,442.36 : x
  2. Step 2: Convert to fraction form
    79,784.46/119,704.23 = 35,442.36/x
  3. Step 3: Cross multiply
    79,784.46x = 119,704.23 × 35,442.36
  4. Step 4: Simplify right side
    79,784.46x = 4,242,600,413.18
  5. Step 5: Solve for x
    x = 4,242,600,413.18/79,784.46
  6. Step 6: Final answer
    x = 53,175.77

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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.