Home / 251,026.83-345,389.04-216,926.01

Finding the Fourth Proportional to 251,026.83, 345,389.04 and 216,926.01

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Solution

The fourth proportional to 251,026.83, 345,389.04 and 216,926.01 is: 298,469.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,026.83 : 345,389.04 = 216,926.01 : x
  2. Step 2: Convert to fraction form
    251,026.83/345,389.04 = 216,926.01/x
  3. Step 3: Cross multiply
    251,026.83x = 345,389.04 × 216,926.01
  4. Step 4: Simplify right side
    251,026.83x = 74,923,866,344.93
  5. Step 5: Solve for x
    x = 74,923,866,344.93/251,026.83
  6. Step 6: Final answer
    x = 298,469.56

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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.