Home / 160,004.61-220,812.78-92,021.57

Finding the Fourth Proportional to 160,004.61, 220,812.78 and 92,021.57

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Solution

The fourth proportional to 160,004.61, 220,812.78 and 92,021.57 is: 126,993.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,004.61 : 220,812.78 = 92,021.57 : x
  2. Step 2: Convert to fraction form
    160,004.61/220,812.78 = 92,021.57/x
  3. Step 3: Cross multiply
    160,004.61x = 220,812.78 × 92,021.57
  4. Step 4: Simplify right side
    160,004.61x = 20,319,538,760.73
  5. Step 5: Solve for x
    x = 20,319,538,760.73/160,004.61
  6. Step 6: Final answer
    x = 126,993.46

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1.5x scale

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.