Home / 94,136.70-141,205.05-31,806.30

Finding the Fourth Proportional to 94,136.70, 141,205.05 and 31,806.30

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Solution

The fourth proportional to 94,136.70, 141,205.05 and 31,806.30 is: 47,709.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,136.70 : 141,205.05 = 31,806.30 : x
  2. Step 2: Convert to fraction form
    94,136.70/141,205.05 = 31,806.30/x
  3. Step 3: Cross multiply
    94,136.70x = 141,205.05 × 31,806.30
  4. Step 4: Simplify right side
    94,136.70x = 4,491,210,181.82
  5. Step 5: Solve for x
    x = 4,491,210,181.82/94,136.70
  6. Step 6: Final answer
    x = 47,709.45

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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.