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Finding the Fourth Proportional to 173,917.00, 260,862.74 and 55,556.56

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Solution

The fourth proportional to 173,917.00, 260,862.74 and 55,556.56 is: 83,330.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,917.00 : 260,862.74 = 55,556.56 : x
  2. Step 2: Convert to fraction form
    173,917.00/260,862.74 = 55,556.56/x
  3. Step 3: Cross multiply
    173,917.00x = 260,862.74 × 55,556.56
  4. Step 4: Simplify right side
    173,917.00x = 14,492,637,035.71
  5. Step 5: Solve for x
    x = 14,492,637,035.71/173,917.00
  6. Step 6: Final answer
    x = 83,330.77

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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.