Home / 94,581.09-141,621.35-57,091.05

Finding the Fourth Proportional to 94,581.09, 141,621.35 and 57,091.05

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Solution

The fourth proportional to 94,581.09, 141,621.35 and 57,091.05 is: 85,485.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,581.09 : 141,621.35 = 57,091.05 : x
  2. Step 2: Convert to fraction form
    94,581.09/141,621.35 = 57,091.05/x
  3. Step 3: Cross multiply
    94,581.09x = 141,621.35 × 57,091.05
  4. Step 4: Simplify right side
    94,581.09x = 8,085,311,288.46
  5. Step 5: Solve for x
    x = 8,085,311,288.46/94,581.09
  6. Step 6: Final answer
    x = 85,485.49

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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.