Home / 113,658.08-170,426.91-50,450.72

Finding the Fourth Proportional to 113,658.08, 170,426.91 and 50,450.72

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Solution

The fourth proportional to 113,658.08, 170,426.91 and 50,450.72 is: 75,649.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,658.08 : 170,426.91 = 50,450.72 : x
  2. Step 2: Convert to fraction form
    113,658.08/170,426.91 = 50,450.72/x
  3. Step 3: Cross multiply
    113,658.08x = 170,426.91 × 50,450.72
  4. Step 4: Simplify right side
    113,658.08x = 8,598,160,316.88
  5. Step 5: Solve for x
    x = 8,598,160,316.88/113,658.08
  6. Step 6: Final answer
    x = 75,649.35

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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.