Home / 214,283.51-321,478.79-151,226.71

Finding the Fourth Proportional to 214,283.51, 321,478.79 and 151,226.71

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Solution

The fourth proportional to 214,283.51, 321,478.79 and 151,226.71 is: 226,877.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,283.51 : 321,478.79 = 151,226.71 : x
  2. Step 2: Convert to fraction form
    214,283.51/321,478.79 = 151,226.71/x
  3. Step 3: Cross multiply
    214,283.51x = 321,478.79 × 151,226.71
  4. Step 4: Simplify right side
    214,283.51x = 48,616,179,746.48
  5. Step 5: Solve for x
    x = 48,616,179,746.48/214,283.51
  6. Step 6: Final answer
    x = 226,877.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.