Home / 228,421.67-342,702.62-102,168.14

Finding the Fourth Proportional to 228,421.67, 342,702.62 and 102,168.14

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Solution

The fourth proportional to 228,421.67, 342,702.62 and 102,168.14 is: 153,283.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,421.67 : 342,702.62 = 102,168.14 : x
  2. Step 2: Convert to fraction form
    228,421.67/342,702.62 = 102,168.14/x
  3. Step 3: Cross multiply
    228,421.67x = 342,702.62 × 102,168.14
  4. Step 4: Simplify right side
    228,421.67x = 35,013,289,258.53
  5. Step 5: Solve for x
    x = 35,013,289,258.53/228,421.67
  6. Step 6: Final answer
    x = 153,283.57

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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.