Home / 214,340.05-321,444.40-148,205.17

Finding the Fourth Proportional to 214,340.05, 321,444.40 and 148,205.17

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Solution

The fourth proportional to 214,340.05, 321,444.40 and 148,205.17 is: 222,262.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,340.05 : 321,444.40 = 148,205.17 : x
  2. Step 2: Convert to fraction form
    214,340.05/321,444.40 = 148,205.17/x
  3. Step 3: Cross multiply
    214,340.05x = 321,444.40 × 148,205.17
  4. Step 4: Simplify right side
    214,340.05x = 47,639,721,947.55
  5. Step 5: Solve for x
    x = 47,639,721,947.55/214,340.05
  6. Step 6: Final answer
    x = 222,262.34

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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.