Home / 107,690.46-161,604.81-52,256.22

Finding the Fourth Proportional to 107,690.46, 161,604.81 and 52,256.22

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Solution

The fourth proportional to 107,690.46, 161,604.81 and 52,256.22 is: 78,417.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,690.46 : 161,604.81 = 52,256.22 : x
  2. Step 2: Convert to fraction form
    107,690.46/161,604.81 = 52,256.22/x
  3. Step 3: Cross multiply
    107,690.46x = 161,604.81 × 52,256.22
  4. Step 4: Simplify right side
    107,690.46x = 8,444,856,504.42
  5. Step 5: Solve for x
    x = 8,444,856,504.42/107,690.46
  6. Step 6: Final answer
    x = 78,417.87

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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.