Home / 126,893.08-175,112.44-75,907.95

Finding the Fourth Proportional to 126,893.08, 175,112.44 and 75,907.95

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Solution

The fourth proportional to 126,893.08, 175,112.44 and 75,907.95 is: 104,752.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,893.08 : 175,112.44 = 75,907.95 : x
  2. Step 2: Convert to fraction form
    126,893.08/175,112.44 = 75,907.95/x
  3. Step 3: Cross multiply
    126,893.08x = 175,112.44 × 75,907.95
  4. Step 4: Simplify right side
    126,893.08x = 13,292,427,397.95
  5. Step 5: Solve for x
    x = 13,292,427,397.95/126,893.08
  6. Step 6: Final answer
    x = 104,752.98

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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.