Home / 104,452.11-144,143.10-56,704.50

Finding the Fourth Proportional to 104,452.11, 144,143.10 and 56,704.50

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Solution

The fourth proportional to 104,452.11, 144,143.10 and 56,704.50 is: 78,251.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,452.11 : 144,143.10 = 56,704.50 : x
  2. Step 2: Convert to fraction form
    104,452.11/144,143.10 = 56,704.50/x
  3. Step 3: Cross multiply
    104,452.11x = 144,143.10 × 56,704.50
  4. Step 4: Simplify right side
    104,452.11x = 8,173,562,413.95
  5. Step 5: Solve for x
    x = 8,173,562,413.95/104,452.11
  6. Step 6: Final answer
    x = 78,251.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.