Home / 85,079.07-127,548.84-35,194.95

Finding the Fourth Proportional to 85,079.07, 127,548.84 and 35,194.95

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Solution

The fourth proportional to 85,079.07, 127,548.84 and 35,194.95 is: 52,763.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,079.07 : 127,548.84 = 35,194.95 : x
  2. Step 2: Convert to fraction form
    85,079.07/127,548.84 = 35,194.95/x
  3. Step 3: Cross multiply
    85,079.07x = 127,548.84 × 35,194.95
  4. Step 4: Simplify right side
    85,079.07x = 4,489,075,046.36
  5. Step 5: Solve for x
    x = 4,489,075,046.36/85,079.07
  6. Step 6: Final answer
    x = 52,763.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.