Home / 101,015.06-151,508.00-30,875.54

Finding the Fourth Proportional to 101,015.06, 151,508.00 and 30,875.54

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Solution

The fourth proportional to 101,015.06, 151,508.00 and 30,875.54 is: 46,308.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,015.06 : 151,508.00 = 30,875.54 : x
  2. Step 2: Convert to fraction form
    101,015.06/151,508.00 = 30,875.54/x
  3. Step 3: Cross multiply
    101,015.06x = 151,508.00 × 30,875.54
  4. Step 4: Simplify right side
    101,015.06x = 4,677,890,633.97
  5. Step 5: Solve for x
    x = 4,677,890,633.97/101,015.06
  6. Step 6: Final answer
    x = 46,308.85

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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.