Home / 88,670.12-122,367.44-50,435.17

Finding the Fourth Proportional to 88,670.12, 122,367.44 and 50,435.17

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Solution

The fourth proportional to 88,670.12, 122,367.44 and 50,435.17 is: 69,602.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,670.12 : 122,367.44 = 50,435.17 : x
  2. Step 2: Convert to fraction form
    88,670.12/122,367.44 = 50,435.17/x
  3. Step 3: Cross multiply
    88,670.12x = 122,367.44 × 50,435.17
  4. Step 4: Simplify right side
    88,670.12x = 6,171,622,459.03
  5. Step 5: Solve for x
    x = 6,171,622,459.03/88,670.12
  6. Step 6: Final answer
    x = 69,602.06

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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.