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Finding the Fourth Proportional to 176,883.89, 265,327.88 and 75,668.18

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Solution

The fourth proportional to 176,883.89, 265,327.88 and 75,668.18 is: 113,503.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,883.89 : 265,327.88 = 75,668.18 : x
  2. Step 2: Convert to fraction form
    176,883.89/265,327.88 = 75,668.18/x
  3. Step 3: Cross multiply
    176,883.89x = 265,327.88 × 75,668.18
  4. Step 4: Simplify right side
    176,883.89x = 20,076,876,077.88
  5. Step 5: Solve for x
    x = 20,076,876,077.88/176,883.89
  6. Step 6: Final answer
    x = 113,503.14

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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.