Home / 251,916.26-347,618.73-155,104.76

Finding the Fourth Proportional to 251,916.26, 347,618.73 and 155,104.76

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Solution

The fourth proportional to 251,916.26, 347,618.73 and 155,104.76 is: 214,028.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,916.26 : 347,618.73 = 155,104.76 : x
  2. Step 2: Convert to fraction form
    251,916.26/347,618.73 = 155,104.76/x
  3. Step 3: Cross multiply
    251,916.26x = 347,618.73 × 155,104.76
  4. Step 4: Simplify right side
    251,916.26x = 53,917,317,950.06
  5. Step 5: Solve for x
    x = 53,917,317,950.06/251,916.26
  6. Step 6: Final answer
    x = 214,028.74

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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.