Home / 53,056.31-73,228.11-30,410.48

Finding the Fourth Proportional to 53,056.31, 73,228.11 and 30,410.48

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Solution

The fourth proportional to 53,056.31, 73,228.11 and 30,410.48 is: 41,972.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,056.31 : 73,228.11 = 30,410.48 : x
  2. Step 2: Convert to fraction form
    53,056.31/73,228.11 = 30,410.48/x
  3. Step 3: Cross multiply
    53,056.31x = 73,228.11 × 30,410.48
  4. Step 4: Simplify right side
    53,056.31x = 2,226,902,157.66
  5. Step 5: Solve for x
    x = 2,226,902,157.66/53,056.31
  6. Step 6: Final answer
    x = 41,972.43

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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.