Home / 144,889.72-199,861.44-106,106.92

Finding the Fourth Proportional to 144,889.72, 199,861.44 and 106,106.92

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Solution

The fourth proportional to 144,889.72, 199,861.44 and 106,106.92 is: 146,364.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,889.72 : 199,861.44 = 106,106.92 : x
  2. Step 2: Convert to fraction form
    144,889.72/199,861.44 = 106,106.92/x
  3. Step 3: Cross multiply
    144,889.72x = 199,861.44 × 106,106.92
  4. Step 4: Simplify right side
    144,889.72x = 21,206,681,825.16
  5. Step 5: Solve for x
    x = 21,206,681,825.16/144,889.72
  6. Step 6: Final answer
    x = 146,364.30

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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.