Home / 214,733.84-321,459.23-130,237.88

Finding the Fourth Proportional to 214,733.84, 321,459.23 and 130,237.88

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Solution

The fourth proportional to 214,733.84, 321,459.23 and 130,237.88 is: 194,967.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,733.84 : 321,459.23 = 130,237.88 : x
  2. Step 2: Convert to fraction form
    214,733.84/321,459.23 = 130,237.88/x
  3. Step 3: Cross multiply
    214,733.84x = 321,459.23 × 130,237.88
  4. Step 4: Simplify right side
    214,733.84x = 41,866,167,339.93
  5. Step 5: Solve for x
    x = 41,866,167,339.93/214,733.84
  6. Step 6: Final answer
    x = 194,967.73

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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.