Home / 253,427.29-349,589.56-162,796.66

Finding the Fourth Proportional to 253,427.29, 349,589.56 and 162,796.66

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Solution

The fourth proportional to 253,427.29, 349,589.56 and 162,796.66 is: 224,569.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,427.29 : 349,589.56 = 162,796.66 : x
  2. Step 2: Convert to fraction form
    253,427.29/349,589.56 = 162,796.66/x
  3. Step 3: Cross multiply
    253,427.29x = 349,589.56 × 162,796.66
  4. Step 4: Simplify right side
    253,427.29x = 56,912,012,738.87
  5. Step 5: Solve for x
    x = 56,912,012,738.87/253,427.29
  6. Step 6: Final answer
    x = 224,569.39

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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.