Home / 233,283.92-321,942.02-131,315.96

Finding the Fourth Proportional to 233,283.92, 321,942.02 and 131,315.96

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Solution

The fourth proportional to 233,283.92, 321,942.02 and 131,315.96 is: 181,221.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,283.92 : 321,942.02 = 131,315.96 : x
  2. Step 2: Convert to fraction form
    233,283.92/321,942.02 = 131,315.96/x
  3. Step 3: Cross multiply
    233,283.92x = 321,942.02 × 131,315.96
  4. Step 4: Simplify right side
    233,283.92x = 42,276,125,420.64
  5. Step 5: Solve for x
    x = 42,276,125,420.64/233,283.92
  6. Step 6: Final answer
    x = 181,221.77

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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.