Home / 112,785.75-169,178.63-33,900.05

Finding the Fourth Proportional to 112,785.75, 169,178.63 and 33,900.05

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Solution

The fourth proportional to 112,785.75, 169,178.63 and 33,900.05 is: 50,850.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,785.75 : 169,178.63 = 33,900.05 : x
  2. Step 2: Convert to fraction form
    112,785.75/169,178.63 = 33,900.05/x
  3. Step 3: Cross multiply
    112,785.75x = 169,178.63 × 33,900.05
  4. Step 4: Simplify right side
    112,785.75x = 5,735,164,269.38
  5. Step 5: Solve for x
    x = 5,735,164,269.38/112,785.75
  6. Step 6: Final answer
    x = 50,850.08

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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.