Home / 214,028.38-321,018.27-56,269.14

Finding the Fourth Proportional to 214,028.38, 321,018.27 and 56,269.14

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Solution

The fourth proportional to 214,028.38, 321,018.27 and 56,269.14 is: 84,397.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,028.38 : 321,018.27 = 56,269.14 : x
  2. Step 2: Convert to fraction form
    214,028.38/321,018.27 = 56,269.14/x
  3. Step 3: Cross multiply
    214,028.38x = 321,018.27 × 56,269.14
  4. Step 4: Simplify right side
    214,028.38x = 18,063,421,977.19
  5. Step 5: Solve for x
    x = 18,063,421,977.19/214,028.38
  6. Step 6: Final answer
    x = 84,397.32

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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.