Home / 47,003.30-70,529.19-31,219.23

Finding the Fourth Proportional to 47,003.30, 70,529.19 and 31,219.23

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Solution

The fourth proportional to 47,003.30, 70,529.19 and 31,219.23 is: 46,844.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,003.30 : 70,529.19 = 31,219.23 : x
  2. Step 2: Convert to fraction form
    47,003.30/70,529.19 = 31,219.23/x
  3. Step 3: Cross multiply
    47,003.30x = 70,529.19 × 31,219.23
  4. Step 4: Simplify right side
    47,003.30x = 2,201,867,004.32
  5. Step 5: Solve for x
    x = 2,201,867,004.32/47,003.30
  6. Step 6: Final answer
    x = 46,844.95

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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.