Home / 129,503.04-194,268.03-49,540.83

Finding the Fourth Proportional to 129,503.04, 194,268.03 and 49,540.83

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Solution

The fourth proportional to 129,503.04, 194,268.03 and 49,540.83 is: 74,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,503.04 : 194,268.03 = 49,540.83 : x
  2. Step 2: Convert to fraction form
    129,503.04/194,268.03 = 49,540.83/x
  3. Step 3: Cross multiply
    129,503.04x = 194,268.03 × 49,540.83
  4. Step 4: Simplify right side
    129,503.04x = 9,624,199,448.66
  5. Step 5: Solve for x
    x = 9,624,199,448.66/129,503.04
  6. Step 6: Final answer
    x = 74,316.40

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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.