Home / 110,391.06-165,588.23-31,505.32

Finding the Fourth Proportional to 110,391.06, 165,588.23 and 31,505.32

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Solution

The fourth proportional to 110,391.06, 165,588.23 and 31,505.32 is: 47,258.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,391.06 : 165,588.23 = 31,505.32 : x
  2. Step 2: Convert to fraction form
    110,391.06/165,588.23 = 31,505.32/x
  3. Step 3: Cross multiply
    110,391.06x = 165,588.23 × 31,505.32
  4. Step 4: Simplify right side
    110,391.06x = 5,216,910,174.38
  5. Step 5: Solve for x
    x = 5,216,910,174.38/110,391.06
  6. Step 6: Final answer
    x = 47,258.45

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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.