Home / 108,683.07-162,232.92-100,669.56

Finding the Fourth Proportional to 108,683.07, 162,232.92 and 100,669.56

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Solution

The fourth proportional to 108,683.07, 162,232.92 and 100,669.56 is: 150,271.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,683.07 : 162,232.92 = 100,669.56 : x
  2. Step 2: Convert to fraction form
    108,683.07/162,232.92 = 100,669.56/x
  3. Step 3: Cross multiply
    108,683.07x = 162,232.92 × 100,669.56
  4. Step 4: Simplify right side
    108,683.07x = 16,331,916,673.92
  5. Step 5: Solve for x
    x = 16,331,916,673.92/108,683.07
  6. Step 6: Final answer
    x = 150,271.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.