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Finding the Fourth Proportional to 119,354.55, 179,112.33 and 49,232.31

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Solution

The fourth proportional to 119,354.55, 179,112.33 and 49,232.31 is: 73,881.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,354.55 : 179,112.33 = 49,232.31 : x
  2. Step 2: Convert to fraction form
    119,354.55/179,112.33 = 49,232.31/x
  3. Step 3: Cross multiply
    119,354.55x = 179,112.33 × 49,232.31
  4. Step 4: Simplify right side
    119,354.55x = 8,818,113,755.38
  5. Step 5: Solve for x
    x = 8,818,113,755.38/119,354.55
  6. Step 6: Final answer
    x = 73,881.67

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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.