Home / 282,180.64-423,409.32-132,433.09

Finding the Fourth Proportional to 282,180.64, 423,409.32 and 132,433.09

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Solution

The fourth proportional to 282,180.64, 423,409.32 and 132,433.09 is: 198,714.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,180.64 : 423,409.32 = 132,433.09 : x
  2. Step 2: Convert to fraction form
    282,180.64/423,409.32 = 132,433.09/x
  3. Step 3: Cross multiply
    282,180.64x = 423,409.32 × 132,433.09
  4. Step 4: Simplify right side
    282,180.64x = 56,073,404,582.40
  5. Step 5: Solve for x
    x = 56,073,404,582.40/282,180.64
  6. Step 6: Final answer
    x = 198,714.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.