Home / 94,713.28-131,268.70-92,941.80

Finding the Fourth Proportional to 94,713.28, 131,268.70 and 92,941.80

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Solution

The fourth proportional to 94,713.28, 131,268.70 and 92,941.80 is: 128,813.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,713.28 : 131,268.70 = 92,941.80 : x
  2. Step 2: Convert to fraction form
    94,713.28/131,268.70 = 92,941.80/x
  3. Step 3: Cross multiply
    94,713.28x = 131,268.70 × 92,941.80
  4. Step 4: Simplify right side
    94,713.28x = 12,200,349,261.66
  5. Step 5: Solve for x
    x = 12,200,349,261.66/94,713.28
  6. Step 6: Final answer
    x = 128,813.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.