Home / 214,239.18-321,551.49-114,484.64

Finding the Fourth Proportional to 214,239.18, 321,551.49 and 114,484.64

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Solution

The fourth proportional to 214,239.18, 321,551.49 and 114,484.64 is: 171,829.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,239.18 : 321,551.49 = 114,484.64 : x
  2. Step 2: Convert to fraction form
    214,239.18/321,551.49 = 114,484.64/x
  3. Step 3: Cross multiply
    214,239.18x = 321,551.49 × 114,484.64
  4. Step 4: Simplify right side
    214,239.18x = 36,812,704,966.36
  5. Step 5: Solve for x
    x = 36,812,704,966.36/214,239.18
  6. Step 6: Final answer
    x = 171,829.94

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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.