Home / 214,055.64-321,071.13-64,292.61

Finding the Fourth Proportional to 214,055.64, 321,071.13 and 64,292.61

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Solution

The fourth proportional to 214,055.64, 321,071.13 and 64,292.61 is: 96,435.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,055.64 : 321,071.13 = 64,292.61 : x
  2. Step 2: Convert to fraction form
    214,055.64/321,071.13 = 64,292.61/x
  3. Step 3: Cross multiply
    214,055.64x = 321,071.13 × 64,292.61
  4. Step 4: Simplify right side
    214,055.64x = 20,642,500,943.35
  5. Step 5: Solve for x
    x = 20,642,500,943.35/214,055.64
  6. Step 6: Final answer
    x = 96,435.21

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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.