Home / 232,406.94-320,727.97-130,438.74

Finding the Fourth Proportional to 232,406.94, 320,727.97 and 130,438.74

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Solution

The fourth proportional to 232,406.94, 320,727.97 and 130,438.74 is: 180,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,406.94 : 320,727.97 = 130,438.74 : x
  2. Step 2: Convert to fraction form
    232,406.94/320,727.97 = 130,438.74/x
  3. Step 3: Cross multiply
    232,406.94x = 320,727.97 × 130,438.74
  4. Step 4: Simplify right side
    232,406.94x = 41,835,352,289.56
  5. Step 5: Solve for x
    x = 41,835,352,289.56/232,406.94
  6. Step 6: Final answer
    x = 180,009.05

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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.