Home / 214,350.06-321,459.40-148,215.18

Finding the Fourth Proportional to 214,350.06, 321,459.40 and 148,215.18

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Solution

The fourth proportional to 214,350.06, 321,459.40 and 148,215.18 is: 222,277.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,350.06 : 321,459.40 = 148,215.18 : x
  2. Step 2: Convert to fraction form
    214,350.06/321,459.40 = 148,215.18/x
  3. Step 3: Cross multiply
    214,350.06x = 321,459.40 × 148,215.18
  4. Step 4: Simplify right side
    214,350.06x = 47,645,162,833.69
  5. Step 5: Solve for x
    x = 47,645,162,833.69/214,350.06
  6. Step 6: Final answer
    x = 222,277.35

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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.