Home / 214,327.63-321,468.67-87,981.13

Finding the Fourth Proportional to 214,327.63, 321,468.67 and 87,981.13

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Solution

The fourth proportional to 214,327.63, 321,468.67 and 87,981.13 is: 131,962.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,327.63 : 321,468.67 = 87,981.13 : x
  2. Step 2: Convert to fraction form
    214,327.63/321,468.67 = 87,981.13/x
  3. Step 3: Cross multiply
    214,327.63x = 321,468.67 × 87,981.13
  4. Step 4: Simplify right side
    214,327.63x = 28,283,176,846.20
  5. Step 5: Solve for x
    x = 28,283,176,846.20/214,327.63
  6. Step 6: Final answer
    x = 131,962.35

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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.