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Finding the Fourth Proportional to 350,853.76, 526,156.44 and 114,152.32

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Solution

The fourth proportional to 350,853.76, 526,156.44 and 114,152.32 is: 171,188.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,853.76 : 526,156.44 = 114,152.32 : x
  2. Step 2: Convert to fraction form
    350,853.76/526,156.44 = 114,152.32/x
  3. Step 3: Cross multiply
    350,853.76x = 526,156.44 × 114,152.32
  4. Step 4: Simplify right side
    350,853.76x = 60,061,978,308.94
  5. Step 5: Solve for x
    x = 60,061,978,308.94/350,853.76
  6. Step 6: Final answer
    x = 171,188.07

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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.