Home / 233,241.65-321,860.16-131,271.36

Finding the Fourth Proportional to 233,241.65, 321,860.16 and 131,271.36

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Solution

The fourth proportional to 233,241.65, 321,860.16 and 131,271.36 is: 181,146.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,241.65 : 321,860.16 = 131,271.36 : x
  2. Step 2: Convert to fraction form
    233,241.65/321,860.16 = 131,271.36/x
  3. Step 3: Cross multiply
    233,241.65x = 321,860.16 × 131,271.36
  4. Step 4: Simplify right side
    233,241.65x = 42,251,020,933.02
  5. Step 5: Solve for x
    x = 42,251,020,933.02/233,241.65
  6. Step 6: Final answer
    x = 181,146.98

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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.