Home / 232,231.53-320,492.19-130,289.28

Finding the Fourth Proportional to 232,231.53, 320,492.19 and 130,289.28

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Solution

The fourth proportional to 232,231.53, 320,492.19 and 130,289.28 is: 179,806.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,231.53 : 320,492.19 = 130,289.28 : x
  2. Step 2: Convert to fraction form
    232,231.53/320,492.19 = 130,289.28/x
  3. Step 3: Cross multiply
    232,231.53x = 320,492.19 × 130,289.28
  4. Step 4: Simplify right side
    232,231.53x = 41,756,696,680.72
  5. Step 5: Solve for x
    x = 41,756,696,680.72/232,231.53
  6. Step 6: Final answer
    x = 179,806.32

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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.