Home / 227,629.98-314,074.23-145,920.90

Finding the Fourth Proportional to 227,629.98, 314,074.23 and 145,920.90

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Solution

The fourth proportional to 227,629.98, 314,074.23 and 145,920.90 is: 201,335.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,629.98 : 314,074.23 = 145,920.90 : x
  2. Step 2: Convert to fraction form
    227,629.98/314,074.23 = 145,920.90/x
  3. Step 3: Cross multiply
    227,629.98x = 314,074.23 × 145,920.90
  4. Step 4: Simplify right side
    227,629.98x = 45,829,994,308.41
  5. Step 5: Solve for x
    x = 45,829,994,308.41/227,629.98
  6. Step 6: Final answer
    x = 201,335.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.