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Finding the Fourth Proportional to 104,889.52, 157,300.26 and 34,750

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Solution

The fourth proportional to 104,889.52, 157,300.26 and 34,750 is: 52,113.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,889.52 : 157,300.26 = 34,750 : x
  2. Step 2: Convert to fraction form
    104,889.52/157,300.26 = 34,750/x
  3. Step 3: Cross multiply
    104,889.52x = 157,300.26 × 34,750
  4. Step 4: Simplify right side
    104,889.52x = 5,466,184,035
  5. Step 5: Solve for x
    x = 5,466,184,035/104,889.52
  6. Step 6: Final answer
    x = 52,113.73

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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.