Home / 107,818.29-161,729.33-35,771.63

Finding the Fourth Proportional to 107,818.29, 161,729.33 and 35,771.63

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Solution

The fourth proportional to 107,818.29, 161,729.33 and 35,771.63 is: 53,658.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,818.29 : 161,729.33 = 35,771.63 : x
  2. Step 2: Convert to fraction form
    107,818.29/161,729.33 = 35,771.63/x
  3. Step 3: Cross multiply
    107,818.29x = 161,729.33 × 35,771.63
  4. Step 4: Simplify right side
    107,818.29x = 5,785,320,765.40
  5. Step 5: Solve for x
    x = 5,785,320,765.40/107,818.29
  6. Step 6: Final answer
    x = 53,658.06

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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.