Home / 214,905.13-296,493.29-122,957.25

Finding the Fourth Proportional to 214,905.13, 296,493.29 and 122,957.25

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Solution

The fourth proportional to 214,905.13, 296,493.29 and 122,957.25 is: 169,637.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,905.13 : 296,493.29 = 122,957.25 : x
  2. Step 2: Convert to fraction form
    214,905.13/296,493.29 = 122,957.25/x
  3. Step 3: Cross multiply
    214,905.13x = 296,493.29 × 122,957.25
  4. Step 4: Simplify right side
    214,905.13x = 36,455,998,967.07
  5. Step 5: Solve for x
    x = 36,455,998,967.07/214,905.13
  6. Step 6: Final answer
    x = 169,637.64

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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.