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Finding the Fourth Proportional to 140,313.48, 210,481.08 and 46,819.08

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Solution

The fourth proportional to 140,313.48, 210,481.08 and 46,819.08 is: 70,232.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,313.48 : 210,481.08 = 46,819.08 : x
  2. Step 2: Convert to fraction form
    140,313.48/210,481.08 = 46,819.08/x
  3. Step 3: Cross multiply
    140,313.48x = 210,481.08 × 46,819.08
  4. Step 4: Simplify right side
    140,313.48x = 9,854,530,523.01
  5. Step 5: Solve for x
    x = 9,854,530,523.01/140,313.48
  6. Step 6: Final answer
    x = 70,232.24

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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.