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Finding the Fourth Proportional to 351,125.92, 526,688.56 and 114,468.64

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Solution

The fourth proportional to 351,125.92, 526,688.56 and 114,468.64 is: 171,702.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,125.92 : 526,688.56 = 114,468.64 : x
  2. Step 2: Convert to fraction form
    351,125.92/526,688.56 = 114,468.64/x
  3. Step 3: Cross multiply
    351,125.92x = 526,688.56 × 114,468.64
  4. Step 4: Simplify right side
    351,125.92x = 60,289,323,166.76
  5. Step 5: Solve for x
    x = 60,289,323,166.76/351,125.92
  6. Step 6: Final answer
    x = 171,702.86

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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.