Home / 214,460.46-321,688.53-54,536.76

Finding the Fourth Proportional to 214,460.46, 321,688.53 and 54,536.76

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Solution

The fourth proportional to 214,460.46, 321,688.53 and 54,536.76 is: 81,804.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,460.46 : 321,688.53 = 54,536.76 : x
  2. Step 2: Convert to fraction form
    214,460.46/321,688.53 = 54,536.76/x
  3. Step 3: Cross multiply
    214,460.46x = 321,688.53 × 54,536.76
  4. Step 4: Simplify right side
    214,460.46x = 17,543,850,155.36
  5. Step 5: Solve for x
    x = 17,543,850,155.36/214,460.46
  6. Step 6: Final answer
    x = 81,804.59

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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.