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Finding the Fourth Proportional to 176,828.00, 265,260.90 and 75,636.53

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Solution

The fourth proportional to 176,828.00, 265,260.90 and 75,636.53 is: 113,462.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,828.00 : 265,260.90 = 75,636.53 : x
  2. Step 2: Convert to fraction form
    176,828.00/265,260.90 = 75,636.53/x
  3. Step 3: Cross multiply
    176,828.00x = 265,260.90 × 75,636.53
  4. Step 4: Simplify right side
    176,828.00x = 20,063,412,647.77
  5. Step 5: Solve for x
    x = 20,063,412,647.77/176,828.00
  6. Step 6: Final answer
    x = 113,462.87

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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.