Home / 84,625.40-126,986.70-32,072.60

Finding the Fourth Proportional to 84,625.40, 126,986.70 and 32,072.60

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Solution

The fourth proportional to 84,625.40, 126,986.70 and 32,072.60 is: 48,127.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,625.40 : 126,986.70 = 32,072.60 : x
  2. Step 2: Convert to fraction form
    84,625.40/126,986.70 = 32,072.60/x
  3. Step 3: Cross multiply
    84,625.40x = 126,986.70 × 32,072.60
  4. Step 4: Simplify right side
    84,625.40x = 4,072,793,634.42
  5. Step 5: Solve for x
    x = 4,072,793,634.42/84,625.40
  6. Step 6: Final answer
    x = 48,127.32

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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.