Home / 214,114.72-321,188.01-64,343.02

Finding the Fourth Proportional to 214,114.72, 321,188.01 and 64,343.02

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Solution

The fourth proportional to 214,114.72, 321,188.01 and 64,343.02 is: 96,519.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,114.72 : 321,188.01 = 64,343.02 : x
  2. Step 2: Convert to fraction form
    214,114.72/321,188.01 = 64,343.02/x
  3. Step 3: Cross multiply
    214,114.72x = 321,188.01 × 64,343.02
  4. Step 4: Simplify right side
    214,114.72x = 20,666,206,551.19
  5. Step 5: Solve for x
    x = 20,666,206,551.19/214,114.72
  6. Step 6: Final answer
    x = 96,519.32

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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.