Home / 233,126.10-321,695.60-131,131.24

Finding the Fourth Proportional to 233,126.10, 321,695.60 and 131,131.24

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Solution

The fourth proportional to 233,126.10, 321,695.60 and 131,131.24 is: 180,950.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,126.10 : 321,695.60 = 131,131.24 : x
  2. Step 2: Convert to fraction form
    233,126.10/321,695.60 = 131,131.24/x
  3. Step 3: Cross multiply
    233,126.10x = 321,695.60 × 131,131.24
  4. Step 4: Simplify right side
    233,126.10x = 42,184,341,470.65
  5. Step 5: Solve for x
    x = 42,184,341,470.65/233,126.10
  6. Step 6: Final answer
    x = 180,950.74

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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.