Home / 107,481.23-161,225.44-48,317.07

Finding the Fourth Proportional to 107,481.23, 161,225.44 and 48,317.07

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Solution

The fourth proportional to 107,481.23, 161,225.44 and 48,317.07 is: 72,477.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,481.23 : 161,225.44 = 48,317.07 : x
  2. Step 2: Convert to fraction form
    107,481.23/161,225.44 = 48,317.07/x
  3. Step 3: Cross multiply
    107,481.23x = 161,225.44 × 48,317.07
  4. Step 4: Simplify right side
    107,481.23x = 7,789,940,870.26
  5. Step 5: Solve for x
    x = 7,789,940,870.26/107,481.23
  6. Step 6: Final answer
    x = 72,477.22

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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.