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Finding the Fourth Proportional to 173,248.92, 259,900.56 and 73,409.76

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Solution

The fourth proportional to 173,248.92, 259,900.56 and 73,409.76 is: 110,126.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,248.92 : 259,900.56 = 73,409.76 : x
  2. Step 2: Convert to fraction form
    173,248.92/259,900.56 = 73,409.76/x
  3. Step 3: Cross multiply
    173,248.92x = 259,900.56 × 73,409.76
  4. Step 4: Simplify right side
    173,248.92x = 19,079,237,733.47
  5. Step 5: Solve for x
    x = 19,079,237,733.47/173,248.92
  6. Step 6: Final answer
    x = 110,126.16

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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.