Home / 255,067.36-382,636.48-112,901.40

Finding the Fourth Proportional to 255,067.36, 382,636.48 and 112,901.40

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Solution

The fourth proportional to 255,067.36, 382,636.48 and 112,901.40 is: 169,367.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,067.36 : 382,636.48 = 112,901.40 : x
  2. Step 2: Convert to fraction form
    255,067.36/382,636.48 = 112,901.40/x
  3. Step 3: Cross multiply
    255,067.36x = 382,636.48 × 112,901.40
  4. Step 4: Simplify right side
    255,067.36x = 43,200,194,283.07
  5. Step 5: Solve for x
    x = 43,200,194,283.07/255,067.36
  6. Step 6: Final answer
    x = 169,367.79

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1.5x scale

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.