Home / 233,242.35-321,870.54-131,267.80

Finding the Fourth Proportional to 233,242.35, 321,870.54 and 131,267.80

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Solution

The fourth proportional to 233,242.35, 321,870.54 and 131,267.80 is: 181,147.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,242.35 : 321,870.54 = 131,267.80 : x
  2. Step 2: Convert to fraction form
    233,242.35/321,870.54 = 131,267.80/x
  3. Step 3: Cross multiply
    233,242.35x = 321,870.54 × 131,267.80
  4. Step 4: Simplify right side
    233,242.35x = 42,251,237,670.61
  5. Step 5: Solve for x
    x = 42,251,237,670.61/233,242.35
  6. Step 6: Final answer
    x = 181,147.37

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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.