Home / 94,311.26-141,436.88-31,119.60

Finding the Fourth Proportional to 94,311.26, 141,436.88 and 31,119.60

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Solution

The fourth proportional to 94,311.26, 141,436.88 and 31,119.60 is: 46,669.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,311.26 : 141,436.88 = 31,119.60 : x
  2. Step 2: Convert to fraction form
    94,311.26/141,436.88 = 31,119.60/x
  3. Step 3: Cross multiply
    94,311.26x = 141,436.88 × 31,119.60
  4. Step 4: Simplify right side
    94,311.26x = 4,401,459,128.08
  5. Step 5: Solve for x
    x = 4,401,459,128.08/94,311.26
  6. Step 6: Final answer
    x = 46,669.50

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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.