Home / 214,696.22-322,106.65-86,546.36

Finding the Fourth Proportional to 214,696.22, 322,106.65 and 86,546.36

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Solution

The fourth proportional to 214,696.22, 322,106.65 and 86,546.36 is: 129,844.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,696.22 : 322,106.65 = 86,546.36 : x
  2. Step 2: Convert to fraction form
    214,696.22/322,106.65 = 86,546.36/x
  3. Step 3: Cross multiply
    214,696.22x = 322,106.65 × 86,546.36
  4. Step 4: Simplify right side
    214,696.22x = 27,877,158,678.19
  5. Step 5: Solve for x
    x = 27,877,158,678.19/214,696.22
  6. Step 6: Final answer
    x = 129,844.67

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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.