Home / 144,917.40-199,948.17-83,648.59

Finding the Fourth Proportional to 144,917.40, 199,948.17 and 83,648.59

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Solution

The fourth proportional to 144,917.40, 199,948.17 and 83,648.59 is: 115,413.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,917.40 : 199,948.17 = 83,648.59 : x
  2. Step 2: Convert to fraction form
    144,917.40/199,948.17 = 83,648.59/x
  3. Step 3: Cross multiply
    144,917.40x = 199,948.17 × 83,648.59
  4. Step 4: Simplify right side
    144,917.40x = 16,725,382,493.58
  5. Step 5: Solve for x
    x = 16,725,382,493.58/144,917.40
  6. Step 6: Final answer
    x = 115,413.21

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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.