Home / 92,945.96-128,266.20-50,504.49

Finding the Fourth Proportional to 92,945.96, 128,266.20 and 50,504.49

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Solution

The fourth proportional to 92,945.96, 128,266.20 and 50,504.49 is: 69,696.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,945.96 : 128,266.20 = 50,504.49 : x
  2. Step 2: Convert to fraction form
    92,945.96/128,266.20 = 50,504.49/x
  3. Step 3: Cross multiply
    92,945.96x = 128,266.20 × 50,504.49
  4. Step 4: Simplify right side
    92,945.96x = 6,478,019,015.24
  5. Step 5: Solve for x
    x = 6,478,019,015.24/92,945.96
  6. Step 6: Final answer
    x = 69,696.62

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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.