Home / 214,335.30-321,437.28-148,200.42

Finding the Fourth Proportional to 214,335.30, 321,437.28 and 148,200.42

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Solution

The fourth proportional to 214,335.30, 321,437.28 and 148,200.42 is: 222,255.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,335.30 : 321,437.28 = 148,200.42 : x
  2. Step 2: Convert to fraction form
    214,335.30/321,437.28 = 148,200.42/x
  3. Step 3: Cross multiply
    214,335.30x = 321,437.28 × 148,200.42
  4. Step 4: Simplify right side
    214,335.30x = 47,637,139,899.66
  5. Step 5: Solve for x
    x = 47,637,139,899.66/214,335.30
  6. Step 6: Final answer
    x = 222,255.22

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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.