Home / 248,489.31-372,389.13-113,222.81

Finding the Fourth Proportional to 248,489.31, 372,389.13 and 113,222.81

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Solution

The fourth proportional to 248,489.31, 372,389.13 and 113,222.81 is: 169,677.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,489.31 : 372,389.13 = 113,222.81 : x
  2. Step 2: Convert to fraction form
    248,489.31/372,389.13 = 113,222.81/x
  3. Step 3: Cross multiply
    248,489.31x = 372,389.13 × 113,222.81
  4. Step 4: Simplify right side
    248,489.31x = 42,162,943,277.24
  5. Step 5: Solve for x
    x = 42,162,943,277.24/248,489.31
  6. Step 6: Final answer
    x = 169,677.09

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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.