Home / 118,136.94-163,024.41-67,156.38

Finding the Fourth Proportional to 118,136.94, 163,024.41 and 67,156.38

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Solution

The fourth proportional to 118,136.94, 163,024.41 and 67,156.38 is: 92,673.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,136.94 : 163,024.41 = 67,156.38 : x
  2. Step 2: Convert to fraction form
    118,136.94/163,024.41 = 67,156.38/x
  3. Step 3: Cross multiply
    118,136.94x = 163,024.41 × 67,156.38
  4. Step 4: Simplify right side
    118,136.94x = 10,948,129,227.24
  5. Step 5: Solve for x
    x = 10,948,129,227.24/118,136.94
  6. Step 6: Final answer
    x = 92,673.21

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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.