Home / 163,037.57-225,010.60-108,586.74

Finding the Fourth Proportional to 163,037.57, 225,010.60 and 108,586.74

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Solution

The fourth proportional to 163,037.57, 225,010.60 and 108,586.74 is: 149,862.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,037.57 : 225,010.60 = 108,586.74 : x
  2. Step 2: Convert to fraction form
    163,037.57/225,010.60 = 108,586.74/x
  3. Step 3: Cross multiply
    163,037.57x = 225,010.60 × 108,586.74
  4. Step 4: Simplify right side
    163,037.57x = 24,433,167,247.98
  5. Step 5: Solve for x
    x = 24,433,167,247.98/163,037.57
  6. Step 6: Final answer
    x = 149,862.19

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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.