Home / 94,979.32-131,065.70-51,950.70

Finding the Fourth Proportional to 94,979.32, 131,065.70 and 51,950.70

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Solution

The fourth proportional to 94,979.32, 131,065.70 and 51,950.70 is: 71,688.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,979.32 : 131,065.70 = 51,950.70 : x
  2. Step 2: Convert to fraction form
    94,979.32/131,065.70 = 51,950.70/x
  3. Step 3: Cross multiply
    94,979.32x = 131,065.70 × 51,950.70
  4. Step 4: Simplify right side
    94,979.32x = 6,808,954,601.24
  5. Step 5: Solve for x
    x = 6,808,954,601.24/94,979.32
  6. Step 6: Final answer
    x = 71,688.81

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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.