Home / 152,922.33-211,032.74-84,945.61

Finding the Fourth Proportional to 152,922.33, 211,032.74 and 84,945.61

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Solution

The fourth proportional to 152,922.33, 211,032.74 and 84,945.61 is: 117,224.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,922.33 : 211,032.74 = 84,945.61 : x
  2. Step 2: Convert to fraction form
    152,922.33/211,032.74 = 84,945.61/x
  3. Step 3: Cross multiply
    152,922.33x = 211,032.74 × 84,945.61
  4. Step 4: Simplify right side
    152,922.33x = 17,926,305,305.43
  5. Step 5: Solve for x
    x = 17,926,305,305.43/152,922.33
  6. Step 6: Final answer
    x = 117,224.90

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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.