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Finding the Fourth Proportional to 173,731.62, 260,635.73 and 98,887.04

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Solution

The fourth proportional to 173,731.62, 260,635.73 and 98,887.04 is: 148,352.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,731.62 : 260,635.73 = 98,887.04 : x
  2. Step 2: Convert to fraction form
    173,731.62/260,635.73 = 98,887.04/x
  3. Step 3: Cross multiply
    173,731.62x = 260,635.73 × 98,887.04
  4. Step 4: Simplify right side
    173,731.62x = 25,773,494,060.33
  5. Step 5: Solve for x
    x = 25,773,494,060.33/173,731.62
  6. Step 6: Final answer
    x = 148,352.35

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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.