Home / 228,217.74-314,834.39-147,671.25

Finding the Fourth Proportional to 228,217.74, 314,834.39 and 147,671.25

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Solution

The fourth proportional to 228,217.74, 314,834.39 and 147,671.25 is: 203,717.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,217.74 : 314,834.39 = 147,671.25 : x
  2. Step 2: Convert to fraction form
    228,217.74/314,834.39 = 147,671.25/x
  3. Step 3: Cross multiply
    228,217.74x = 314,834.39 × 147,671.25
  4. Step 4: Simplify right side
    228,217.74x = 46,491,987,175.93
  5. Step 5: Solve for x
    x = 46,491,987,175.93/228,217.74
  6. Step 6: Final answer
    x = 203,717.67

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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.