Home / 67,389.92-100,953.44-41,029.28

Finding the Fourth Proportional to 67,389.92, 100,953.44 and 41,029.28

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Solution

The fourth proportional to 67,389.92, 100,953.44 and 41,029.28 is: 61,463.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,389.92 : 100,953.44 = 41,029.28 : x
  2. Step 2: Convert to fraction form
    67,389.92/100,953.44 = 41,029.28/x
  3. Step 3: Cross multiply
    67,389.92x = 100,953.44 × 41,029.28
  4. Step 4: Simplify right side
    67,389.92x = 4,142,046,956.72
  5. Step 5: Solve for x
    x = 4,142,046,956.72/67,389.92
  6. Step 6: Final answer
    x = 61,463.89

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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.