Home / 214,325.84-321,287.59-72,071.63

Finding the Fourth Proportional to 214,325.84, 321,287.59 and 72,071.63

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Solution

The fourth proportional to 214,325.84, 321,287.59 and 72,071.63 is: 108,039.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,325.84 : 321,287.59 = 72,071.63 : x
  2. Step 2: Convert to fraction form
    214,325.84/321,287.59 = 72,071.63/x
  3. Step 3: Cross multiply
    214,325.84x = 321,287.59 × 72,071.63
  4. Step 4: Simplify right side
    214,325.84x = 23,155,718,343.28
  5. Step 5: Solve for x
    x = 23,155,718,343.28/214,325.84
  6. Step 6: Final answer
    x = 108,039.79

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1.5x scale

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.