Home / 54,275.32-81,782.68-44,630.65

Finding the Fourth Proportional to 54,275.32, 81,782.68 and 44,630.65

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Solution

The fourth proportional to 54,275.32, 81,782.68 and 44,630.65 is: 67,249.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,275.32 : 81,782.68 = 44,630.65 : x
  2. Step 2: Convert to fraction form
    54,275.32/81,782.68 = 44,630.65/x
  3. Step 3: Cross multiply
    54,275.32x = 81,782.68 × 44,630.65
  4. Step 4: Simplify right side
    54,275.32x = 3,650,014,167.14
  5. Step 5: Solve for x
    x = 3,650,014,167.14/54,275.32
  6. Step 6: Final answer
    x = 67,249.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.