Home / 182,278.18-251,546.12-105,815

Finding the Fourth Proportional to 182,278.18, 251,546.12 and 105,815

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Solution

The fourth proportional to 182,278.18, 251,546.12 and 105,815 is: 146,026.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,278.18 : 251,546.12 = 105,815 : x
  2. Step 2: Convert to fraction form
    182,278.18/251,546.12 = 105,815/x
  3. Step 3: Cross multiply
    182,278.18x = 251,546.12 × 105,815
  4. Step 4: Simplify right side
    182,278.18x = 26,617,352,687.80
  5. Step 5: Solve for x
    x = 26,617,352,687.80/182,278.18
  6. Step 6: Final answer
    x = 146,026.00

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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.