Home / 232,918.06-321,438.32-130,975.62

Finding the Fourth Proportional to 232,918.06, 321,438.32 and 130,975.62

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Solution

The fourth proportional to 232,918.06, 321,438.32 and 130,975.62 is: 180,752.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,918.06 : 321,438.32 = 130,975.62 : x
  2. Step 2: Convert to fraction form
    232,918.06/321,438.32 = 130,975.62/x
  3. Step 3: Cross multiply
    232,918.06x = 321,438.32 × 130,975.62
  4. Step 4: Simplify right side
    232,918.06x = 42,100,583,253.76
  5. Step 5: Solve for x
    x = 42,100,583,253.76/232,918.06
  6. Step 6: Final answer
    x = 180,752.76

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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.