Home / 214,619.04-321,934.67-56,847.51

Finding the Fourth Proportional to 214,619.04, 321,934.67 and 56,847.51

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Solution

The fourth proportional to 214,619.04, 321,934.67 and 56,847.51 is: 85,272.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,619.04 : 321,934.67 = 56,847.51 : x
  2. Step 2: Convert to fraction form
    214,619.04/321,934.67 = 56,847.51/x
  3. Step 3: Cross multiply
    214,619.04x = 321,934.67 × 56,847.51
  4. Step 4: Simplify right side
    214,619.04x = 18,301,184,087.93
  5. Step 5: Solve for x
    x = 18,301,184,087.93/214,619.04
  6. Step 6: Final answer
    x = 85,272.88

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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.