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Finding the Fourth Proportional to 176,838.86, 265,231.96 and 64,492.68

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Solution

The fourth proportional to 176,838.86, 265,231.96 and 64,492.68 is: 96,729.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,838.86 : 265,231.96 = 64,492.68 : x
  2. Step 2: Convert to fraction form
    176,838.86/265,231.96 = 64,492.68/x
  3. Step 3: Cross multiply
    176,838.86x = 265,231.96 × 64,492.68
  4. Step 4: Simplify right side
    176,838.86x = 17,105,519,922.05
  5. Step 5: Solve for x
    x = 17,105,519,922.05/176,838.86
  6. Step 6: Final answer
    x = 96,729.42

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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.