Home / 52,380.66-78,570.99-43,127.22

Finding the Fourth Proportional to 52,380.66, 78,570.99 and 43,127.22

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Solution

The fourth proportional to 52,380.66, 78,570.99 and 43,127.22 is: 64,690.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,380.66 : 78,570.99 = 43,127.22 : x
  2. Step 2: Convert to fraction form
    52,380.66/78,570.99 = 43,127.22/x
  3. Step 3: Cross multiply
    52,380.66x = 78,570.99 × 43,127.22
  4. Step 4: Simplify right side
    52,380.66x = 3,388,548,371.35
  5. Step 5: Solve for x
    x = 3,388,548,371.35/52,380.66
  6. Step 6: Final answer
    x = 64,690.83

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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.