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Finding the Fourth Proportional to 176,774.01, 265,055.25 and 119,917.78

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Solution

The fourth proportional to 176,774.01, 265,055.25 and 119,917.78 is: 179,804.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,774.01 : 265,055.25 = 119,917.78 : x
  2. Step 2: Convert to fraction form
    176,774.01/265,055.25 = 119,917.78/x
  3. Step 3: Cross multiply
    176,774.01x = 265,055.25 × 119,917.78
  4. Step 4: Simplify right side
    176,774.01x = 31,784,837,157.35
  5. Step 5: Solve for x
    x = 31,784,837,157.35/176,774.01
  6. Step 6: Final answer
    x = 179,804.92

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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.