Home / 286,427.26-395,258.56-159,110.92

Finding the Fourth Proportional to 286,427.26, 395,258.56 and 159,110.92

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Solution

The fourth proportional to 286,427.26, 395,258.56 and 159,110.92 is: 219,566.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,427.26 : 395,258.56 = 159,110.92 : x
  2. Step 2: Convert to fraction form
    286,427.26/395,258.56 = 159,110.92/x
  3. Step 3: Cross multiply
    286,427.26x = 395,258.56 × 159,110.92
  4. Step 4: Simplify right side
    286,427.26x = 62,889,953,119.48
  5. Step 5: Solve for x
    x = 62,889,953,119.48/286,427.26
  6. Step 6: Final answer
    x = 219,566.93

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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.