Home / 54,313.72-74,971.30-34,204.26

Finding the Fourth Proportional to 54,313.72, 74,971.30 and 34,204.26

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Solution

The fourth proportional to 54,313.72, 74,971.30 and 34,204.26 is: 47,213.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,313.72 : 74,971.30 = 34,204.26 : x
  2. Step 2: Convert to fraction form
    54,313.72/74,971.30 = 34,204.26/x
  3. Step 3: Cross multiply
    54,313.72x = 74,971.30 × 34,204.26
  4. Step 4: Simplify right side
    54,313.72x = 2,564,337,837.74
  5. Step 5: Solve for x
    x = 2,564,337,837.74/54,313.72
  6. Step 6: Final answer
    x = 47,213.45

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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.