Home / 146,014.73-201,317.78-121,850.51

Finding the Fourth Proportional to 146,014.73, 201,317.78 and 121,850.51

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Solution

The fourth proportional to 146,014.73, 201,317.78 and 121,850.51 is: 168,001.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,014.73 : 201,317.78 = 121,850.51 : x
  2. Step 2: Convert to fraction form
    146,014.73/201,317.78 = 121,850.51/x
  3. Step 3: Cross multiply
    146,014.73x = 201,317.78 × 121,850.51
  4. Step 4: Simplify right side
    146,014.73x = 24,530,674,252.81
  5. Step 5: Solve for x
    x = 24,530,674,252.81/146,014.73
  6. Step 6: Final answer
    x = 168,001.36

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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.