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Finding the Fourth Proportional to 214,396.80, 295,885.76 and 118,934.26

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Solution

The fourth proportional to 214,396.80, 295,885.76 and 118,934.26 is: 164,139.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,396.80 : 295,885.76 = 118,934.26 : x
  2. Step 2: Convert to fraction form
    214,396.80/295,885.76 = 118,934.26/x
  3. Step 3: Cross multiply
    214,396.80x = 295,885.76 × 118,934.26
  4. Step 4: Simplify right side
    214,396.80x = 35,190,953,910.14
  5. Step 5: Solve for x
    x = 35,190,953,910.14/214,396.80
  6. Step 6: Final answer
    x = 164,139.36

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1.5x scale

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.