Home / 245,966.31-368,822.82-112,732.47

Finding the Fourth Proportional to 245,966.31, 368,822.82 and 112,732.47

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Solution

The fourth proportional to 245,966.31, 368,822.82 and 112,732.47 is: 169,040.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,966.31 : 368,822.82 = 112,732.47 : x
  2. Step 2: Convert to fraction form
    245,966.31/368,822.82 = 112,732.47/x
  3. Step 3: Cross multiply
    245,966.31x = 368,822.82 × 112,732.47
  4. Step 4: Simplify right side
    245,966.31x = 41,578,307,490.97
  5. Step 5: Solve for x
    x = 41,578,307,490.97/245,966.31
  6. Step 6: Final answer
    x = 169,040.66

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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.