Home / 213,673.51-294,878.36-123,027.22

Finding the Fourth Proportional to 213,673.51, 294,878.36 and 123,027.22

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Solution

The fourth proportional to 213,673.51, 294,878.36 and 123,027.22 is: 169,782.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,673.51 : 294,878.36 = 123,027.22 : x
  2. Step 2: Convert to fraction form
    213,673.51/294,878.36 = 123,027.22/x
  3. Step 3: Cross multiply
    213,673.51x = 294,878.36 × 123,027.22
  4. Step 4: Simplify right side
    213,673.51x = 36,278,062,779.43
  5. Step 5: Solve for x
    x = 36,278,062,779.43/213,673.51
  6. Step 6: Final answer
    x = 169,782.69

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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.