Home / 121,227.41-167,295.47-67,513.77

Finding the Fourth Proportional to 121,227.41, 167,295.47 and 67,513.77

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Solution

The fourth proportional to 121,227.41, 167,295.47 and 67,513.77 is: 93,169.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,227.41 : 167,295.47 = 67,513.77 : x
  2. Step 2: Convert to fraction form
    121,227.41/167,295.47 = 67,513.77/x
  3. Step 3: Cross multiply
    121,227.41x = 167,295.47 × 67,513.77
  4. Step 4: Simplify right side
    121,227.41x = 11,294,747,546.05
  5. Step 5: Solve for x
    x = 11,294,747,546.05/121,227.41
  6. Step 6: Final answer
    x = 93,169.92

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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.