Home / 113,261.44-169,916.88-34,381.60

Finding the Fourth Proportional to 113,261.44, 169,916.88 and 34,381.60

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Solution

The fourth proportional to 113,261.44, 169,916.88 and 34,381.60 is: 51,579.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,261.44 : 169,916.88 = 34,381.60 : x
  2. Step 2: Convert to fraction form
    113,261.44/169,916.88 = 34,381.60/x
  3. Step 3: Cross multiply
    113,261.44x = 169,916.88 × 34,381.60
  4. Step 4: Simplify right side
    113,261.44x = 5,842,014,201.41
  5. Step 5: Solve for x
    x = 5,842,014,201.41/113,261.44
  6. Step 6: Final answer
    x = 51,579.90

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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.