Home / 228,170.05-342,255.66-93,234.12

Finding the Fourth Proportional to 228,170.05, 342,255.66 and 93,234.12

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Solution

The fourth proportional to 228,170.05, 342,255.66 and 93,234.12 is: 139,851.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,170.05 : 342,255.66 = 93,234.12 : x
  2. Step 2: Convert to fraction form
    228,170.05/342,255.66 = 93,234.12/x
  3. Step 3: Cross multiply
    228,170.05x = 342,255.66 × 93,234.12
  4. Step 4: Simplify right side
    228,170.05x = 31,909,904,878.05
  5. Step 5: Solve for x
    x = 31,909,904,878.05/228,170.05
  6. Step 6: Final answer
    x = 139,851.42

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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.