Home / 235,244.94-324,601.47-139,749.18

Finding the Fourth Proportional to 235,244.94, 324,601.47 and 139,749.18

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Solution

The fourth proportional to 235,244.94, 324,601.47 and 139,749.18 is: 192,832.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,244.94 : 324,601.47 = 139,749.18 : x
  2. Step 2: Convert to fraction form
    235,244.94/324,601.47 = 139,749.18/x
  3. Step 3: Cross multiply
    235,244.94x = 324,601.47 × 139,749.18
  4. Step 4: Simplify right side
    235,244.94x = 45,362,789,259.29
  5. Step 5: Solve for x
    x = 45,362,789,259.29/235,244.94
  6. Step 6: Final answer
    x = 192,832.16

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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.