Home / 94,219.20-141,328.80-82,555.20

Finding the Fourth Proportional to 94,219.20, 141,328.80 and 82,555.20

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Solution

The fourth proportional to 94,219.20, 141,328.80 and 82,555.20 is: 123,832.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,219.20 : 141,328.80 = 82,555.20 : x
  2. Step 2: Convert to fraction form
    94,219.20/141,328.80 = 82,555.20/x
  3. Step 3: Cross multiply
    94,219.20x = 141,328.80 × 82,555.20
  4. Step 4: Simplify right side
    94,219.20x = 11,667,427,349.76
  5. Step 5: Solve for x
    x = 11,667,427,349.76/94,219.20
  6. Step 6: Final answer
    x = 123,832.80

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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.