Home / 94,118.21-129,885.23-51,676.91

Finding the Fourth Proportional to 94,118.21, 129,885.23 and 51,676.91

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Solution

The fourth proportional to 94,118.21, 129,885.23 and 51,676.91 is: 71,315.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,118.21 : 129,885.23 = 51,676.91 : x
  2. Step 2: Convert to fraction form
    94,118.21/129,885.23 = 51,676.91/x
  3. Step 3: Cross multiply
    94,118.21x = 129,885.23 × 51,676.91
  4. Step 4: Simplify right side
    94,118.21x = 6,712,067,082.65
  5. Step 5: Solve for x
    x = 6,712,067,082.65/94,118.21
  6. Step 6: Final answer
    x = 71,315.29

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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.