Home / 84,779.29-117,007.61-50,789.23

Finding the Fourth Proportional to 84,779.29, 117,007.61 and 50,789.23

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Solution

The fourth proportional to 84,779.29, 117,007.61 and 50,789.23 is: 70,096.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,779.29 : 117,007.61 = 50,789.23 : x
  2. Step 2: Convert to fraction form
    84,779.29/117,007.61 = 50,789.23/x
  3. Step 3: Cross multiply
    84,779.29x = 117,007.61 × 50,789.23
  4. Step 4: Simplify right side
    84,779.29x = 5,942,725,869.58
  5. Step 5: Solve for x
    x = 5,942,725,869.58/84,779.29
  6. Step 6: Final answer
    x = 70,096.43

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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.