Home / 239,775.43-330,432.25-171,674.11

Finding the Fourth Proportional to 239,775.43, 330,432.25 and 171,674.11

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Solution

The fourth proportional to 239,775.43, 330,432.25 and 171,674.11 is: 236,582.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,775.43 : 330,432.25 = 171,674.11 : x
  2. Step 2: Convert to fraction form
    239,775.43/330,432.25 = 171,674.11/x
  3. Step 3: Cross multiply
    239,775.43x = 330,432.25 × 171,674.11
  4. Step 4: Simplify right side
    239,775.43x = 56,726,662,434.05
  5. Step 5: Solve for x
    x = 56,726,662,434.05/239,775.43
  6. Step 6: Final answer
    x = 236,582.47

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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.