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Finding the Fourth Proportional to 178,801.56, 246,748.77 and 97,131.34

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Solution

The fourth proportional to 178,801.56, 246,748.77 and 97,131.34 is: 134,042.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,801.56 : 246,748.77 = 97,131.34 : x
  2. Step 2: Convert to fraction form
    178,801.56/246,748.77 = 97,131.34/x
  3. Step 3: Cross multiply
    178,801.56x = 246,748.77 × 97,131.34
  4. Step 4: Simplify right side
    178,801.56x = 23,967,036,954.05
  5. Step 5: Solve for x
    x = 23,967,036,954.05/178,801.56
  6. Step 6: Final answer
    x = 134,042.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.