Home / 228,217.25-314,833.69-147,670.70

Finding the Fourth Proportional to 228,217.25, 314,833.69 and 147,670.70

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Solution

The fourth proportional to 228,217.25, 314,833.69 and 147,670.70 is: 203,716.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,217.25 : 314,833.69 = 147,670.70 : x
  2. Step 2: Convert to fraction form
    228,217.25/314,833.69 = 147,670.70/x
  3. Step 3: Cross multiply
    228,217.25x = 314,833.69 × 147,670.70
  4. Step 4: Simplify right side
    228,217.25x = 46,491,709,165.66
  5. Step 5: Solve for x
    x = 46,491,709,165.66/228,217.25
  6. Step 6: Final answer
    x = 203,716.90

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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.