Home / 48,621.43-72,786.34-34,585.75

Finding the Fourth Proportional to 48,621.43, 72,786.34 and 34,585.75

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Solution

The fourth proportional to 48,621.43, 72,786.34 and 34,585.75 is: 51,774.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,621.43 : 72,786.34 = 34,585.75 : x
  2. Step 2: Convert to fraction form
    48,621.43/72,786.34 = 34,585.75/x
  3. Step 3: Cross multiply
    48,621.43x = 72,786.34 × 34,585.75
  4. Step 4: Simplify right side
    48,621.43x = 2,517,370,158.66
  5. Step 5: Solve for x
    x = 2,517,370,158.66/48,621.43
  6. Step 6: Final answer
    x = 51,774.91

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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.