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Finding the Fourth Proportional to 214,818, 296,449.01 and 118,028.09

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Solution

The fourth proportional to 214,818, 296,449.01 and 118,028.09 is: 162,878.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,818 : 296,449.01 = 118,028.09 : x
  2. Step 2: Convert to fraction form
    214,818/296,449.01 = 118,028.09/x
  3. Step 3: Cross multiply
    214,818x = 296,449.01 × 118,028.09
  4. Step 4: Simplify right side
    214,818x = 34,989,308,360.31
  5. Step 5: Solve for x
    x = 34,989,308,360.31/214,818
  6. Step 6: Final answer
    x = 162,878.85

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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.