Home / 129,846.13-194,794.44-49,878.25

Finding the Fourth Proportional to 129,846.13, 194,794.44 and 49,878.25

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Solution

The fourth proportional to 129,846.13, 194,794.44 and 49,878.25 is: 74,827.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,846.13 : 194,794.44 = 49,878.25 : x
  2. Step 2: Convert to fraction form
    129,846.13/194,794.44 = 49,878.25/x
  3. Step 3: Cross multiply
    129,846.13x = 194,794.44 × 49,878.25
  4. Step 4: Simplify right side
    129,846.13x = 9,716,005,776.93
  5. Step 5: Solve for x
    x = 9,716,005,776.93/129,846.13
  6. Step 6: Final answer
    x = 74,827.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.