Home / 134,229.15-201,381.29-45,489.33

Finding the Fourth Proportional to 134,229.15, 201,381.29 and 45,489.33

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Solution

The fourth proportional to 134,229.15, 201,381.29 and 45,489.33 is: 68,246.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,229.15 : 201,381.29 = 45,489.33 : x
  2. Step 2: Convert to fraction form
    134,229.15/201,381.29 = 45,489.33/x
  3. Step 3: Cross multiply
    134,229.15x = 201,381.29 × 45,489.33
  4. Step 4: Simplify right side
    134,229.15x = 9,160,699,899.77
  5. Step 5: Solve for x
    x = 9,160,699,899.77/134,229.15
  6. Step 6: Final answer
    x = 68,246.73

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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.