Home / 126,895.33-175,102.86-75,897.73

Finding the Fourth Proportional to 126,895.33, 175,102.86 and 75,897.73

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Solution

The fourth proportional to 126,895.33, 175,102.86 and 75,897.73 is: 104,731.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,895.33 : 175,102.86 = 75,897.73 : x
  2. Step 2: Convert to fraction form
    126,895.33/175,102.86 = 75,897.73/x
  3. Step 3: Cross multiply
    126,895.33x = 175,102.86 × 75,897.73
  4. Step 4: Simplify right side
    126,895.33x = 13,289,909,590.51
  5. Step 5: Solve for x
    x = 13,289,909,590.51/126,895.33
  6. Step 6: Final answer
    x = 104,731.27

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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.