Home / 108,136.84-148,145.00-104,093.73

Finding the Fourth Proportional to 108,136.84, 148,145.00 and 104,093.73

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Solution

The fourth proportional to 108,136.84, 148,145.00 and 104,093.73 is: 142,606.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,136.84 : 148,145.00 = 104,093.73 : x
  2. Step 2: Convert to fraction form
    108,136.84/148,145.00 = 104,093.73/x
  3. Step 3: Cross multiply
    108,136.84x = 148,145.00 × 104,093.73
  4. Step 4: Simplify right side
    108,136.84x = 15,420,966,112.57
  5. Step 5: Solve for x
    x = 15,420,966,112.57/108,136.84
  6. Step 6: Final answer
    x = 142,606.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.