Home / 113,219.56-169,881.18-43,114.60

Finding the Fourth Proportional to 113,219.56, 169,881.18 and 43,114.60

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Solution

The fourth proportional to 113,219.56, 169,881.18 and 43,114.60 is: 64,691.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,219.56 : 169,881.18 = 43,114.60 : x
  2. Step 2: Convert to fraction form
    113,219.56/169,881.18 = 43,114.60/x
  3. Step 3: Cross multiply
    113,219.56x = 169,881.18 × 43,114.60
  4. Step 4: Simplify right side
    113,219.56x = 7,324,359,123.23
  5. Step 5: Solve for x
    x = 7,324,359,123.23/113,219.56
  6. Step 6: Final answer
    x = 64,691.64

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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.