Home / 233,019.46-321,563.80-131,044.90

Finding the Fourth Proportional to 233,019.46, 321,563.80 and 131,044.90

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Solution

The fourth proportional to 233,019.46, 321,563.80 and 131,044.90 is: 180,840.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,019.46 : 321,563.80 = 131,044.90 : x
  2. Step 2: Convert to fraction form
    233,019.46/321,563.80 = 131,044.90/x
  3. Step 3: Cross multiply
    233,019.46x = 321,563.80 × 131,044.90
  4. Step 4: Simplify right side
    233,019.46x = 42,139,296,014.62
  5. Step 5: Solve for x
    x = 42,139,296,014.62/233,019.46
  6. Step 6: Final answer
    x = 180,840.24

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1.5x scale

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.