Home / 214,313.12-321,483.05-56,541.73

Finding the Fourth Proportional to 214,313.12, 321,483.05 and 56,541.73

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Solution

The fourth proportional to 214,313.12, 321,483.05 and 56,541.73 is: 84,816.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,313.12 : 321,483.05 = 56,541.73 : x
  2. Step 2: Convert to fraction form
    214,313.12/321,483.05 = 56,541.73/x
  3. Step 3: Cross multiply
    214,313.12x = 321,483.05 × 56,541.73
  4. Step 4: Simplify right side
    214,313.12x = 18,177,207,812.68
  5. Step 5: Solve for x
    x = 18,177,207,812.68/214,313.12
  6. Step 6: Final answer
    x = 84,816.12

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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.