Home / 122,825.34-183,942.76-70,074.90

Finding the Fourth Proportional to 122,825.34, 183,942.76 and 70,074.90

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Solution

The fourth proportional to 122,825.34, 183,942.76 and 70,074.90 is: 104,943.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,825.34 : 183,942.76 = 70,074.90 : x
  2. Step 2: Convert to fraction form
    122,825.34/183,942.76 = 70,074.90/x
  3. Step 3: Cross multiply
    122,825.34x = 183,942.76 × 70,074.90
  4. Step 4: Simplify right side
    122,825.34x = 12,889,770,337.54
  5. Step 5: Solve for x
    x = 12,889,770,337.54/122,825.34
  6. Step 6: Final answer
    x = 104,943.90

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1.5x scale

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.