Home / 214,345.56-321,452.65-148,210.68

Finding the Fourth Proportional to 214,345.56, 321,452.65 and 148,210.68

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Solution

The fourth proportional to 214,345.56, 321,452.65 and 148,210.68 is: 222,270.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,345.56 : 321,452.65 = 148,210.68 : x
  2. Step 2: Convert to fraction form
    214,345.56/321,452.65 = 148,210.68/x
  3. Step 3: Cross multiply
    214,345.56x = 321,452.65 × 148,210.68
  4. Step 4: Simplify right side
    214,345.56x = 47,642,715,844.30
  5. Step 5: Solve for x
    x = 47,642,715,844.30/214,345.56
  6. Step 6: Final answer
    x = 222,270.60

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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.