Home / 120,260.70-180,389.77-37,155.42

Finding the Fourth Proportional to 120,260.70, 180,389.77 and 37,155.42

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Solution

The fourth proportional to 120,260.70, 180,389.77 and 37,155.42 is: 55,732.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,260.70 : 180,389.77 = 37,155.42 : x
  2. Step 2: Convert to fraction form
    120,260.70/180,389.77 = 37,155.42/x
  3. Step 3: Cross multiply
    120,260.70x = 180,389.77 × 37,155.42
  4. Step 4: Simplify right side
    120,260.70x = 6,702,457,668.05
  5. Step 5: Solve for x
    x = 6,702,457,668.05/120,260.70
  6. Step 6: Final answer
    x = 55,732.73

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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.