Home / 73,107.07-100,876.38-41,275.30

Finding the Fourth Proportional to 73,107.07, 100,876.38 and 41,275.30

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Solution

The fourth proportional to 73,107.07, 100,876.38 and 41,275.30 is: 56,953.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,107.07 : 100,876.38 = 41,275.30 : x
  2. Step 2: Convert to fraction form
    73,107.07/100,876.38 = 41,275.30/x
  3. Step 3: Cross multiply
    73,107.07x = 100,876.38 × 41,275.30
  4. Step 4: Simplify right side
    73,107.07x = 4,163,702,847.41
  5. Step 5: Solve for x
    x = 4,163,702,847.41/73,107.07
  6. Step 6: Final answer
    x = 56,953.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.