Home / 129,962.21-194,950.19-36,475.25

Finding the Fourth Proportional to 129,962.21, 194,950.19 and 36,475.25

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Solution

The fourth proportional to 129,962.21, 194,950.19 and 36,475.25 is: 54,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,962.21 : 194,950.19 = 36,475.25 : x
  2. Step 2: Convert to fraction form
    129,962.21/194,950.19 = 36,475.25/x
  3. Step 3: Cross multiply
    129,962.21x = 194,950.19 × 36,475.25
  4. Step 4: Simplify right side
    129,962.21x = 7,110,855,943.05
  5. Step 5: Solve for x
    x = 7,110,855,943.05/129,962.21
  6. Step 6: Final answer
    x = 54,714.80

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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.