Home / 85,267.44-117,701.37-67,071.06

Finding the Fourth Proportional to 85,267.44, 117,701.37 and 67,071.06

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Solution

The fourth proportional to 85,267.44, 117,701.37 and 67,071.06 is: 92,583.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,267.44 : 117,701.37 = 67,071.06 : x
  2. Step 2: Convert to fraction form
    85,267.44/117,701.37 = 67,071.06/x
  3. Step 3: Cross multiply
    85,267.44x = 117,701.37 × 67,071.06
  4. Step 4: Simplify right side
    85,267.44x = 7,894,355,649.35
  5. Step 5: Solve for x
    x = 7,894,355,649.35/85,267.44
  6. Step 6: Final answer
    x = 92,583.47

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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.