Home / 68,180.21-102,312.91-26,063.86

Finding the Fourth Proportional to 68,180.21, 102,312.91 and 26,063.86

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Solution

The fourth proportional to 68,180.21, 102,312.91 and 26,063.86 is: 39,112.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,180.21 : 102,312.91 = 26,063.86 : x
  2. Step 2: Convert to fraction form
    68,180.21/102,312.91 = 26,063.86/x
  3. Step 3: Cross multiply
    68,180.21x = 102,312.91 × 26,063.86
  4. Step 4: Simplify right side
    68,180.21x = 2,666,668,785.71
  5. Step 5: Solve for x
    x = 2,666,668,785.71/68,180.21
  6. Step 6: Final answer
    x = 39,112.06

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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.