Home / 57,422.17-86,058.29-29,318.45

Finding the Fourth Proportional to 57,422.17, 86,058.29 and 29,318.45

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Solution

The fourth proportional to 57,422.17, 86,058.29 and 29,318.45 is: 43,939.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,422.17 : 86,058.29 = 29,318.45 : x
  2. Step 2: Convert to fraction form
    57,422.17/86,058.29 = 29,318.45/x
  3. Step 3: Cross multiply
    57,422.17x = 86,058.29 × 29,318.45
  4. Step 4: Simplify right side
    57,422.17x = 2,523,095,960.89
  5. Step 5: Solve for x
    x = 2,523,095,960.89/57,422.17
  6. Step 6: Final answer
    x = 43,939.41

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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.