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Finding the Fourth Proportional to 174,898.82, 241,359.26 and 99,447.32

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Solution

The fourth proportional to 174,898.82, 241,359.26 and 99,447.32 is: 137,236.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,898.82 : 241,359.26 = 99,447.32 : x
  2. Step 2: Convert to fraction form
    174,898.82/241,359.26 = 99,447.32/x
  3. Step 3: Cross multiply
    174,898.82x = 241,359.26 × 99,447.32
  4. Step 4: Simplify right side
    174,898.82x = 24,002,531,564.18
  5. Step 5: Solve for x
    x = 24,002,531,564.18/174,898.82
  6. Step 6: Final answer
    x = 137,236.67

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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.