Home / 89,415.24-134,044.92-45,004.56

Finding the Fourth Proportional to 89,415.24, 134,044.92 and 45,004.56

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Solution

The fourth proportional to 89,415.24, 134,044.92 and 45,004.56 is: 67,467.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,415.24 : 134,044.92 = 45,004.56 : x
  2. Step 2: Convert to fraction form
    89,415.24/134,044.92 = 45,004.56/x
  3. Step 3: Cross multiply
    89,415.24x = 134,044.92 × 45,004.56
  4. Step 4: Simplify right side
    89,415.24x = 6,032,632,644.84
  5. Step 5: Solve for x
    x = 6,032,632,644.84/89,415.24
  6. Step 6: Final answer
    x = 67,467.61

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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.