Home / 133,359.03-200,117.16-49,178.43

Finding the Fourth Proportional to 133,359.03, 200,117.16 and 49,178.43

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Solution

The fourth proportional to 133,359.03, 200,117.16 and 49,178.43 is: 73,796.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,359.03 : 200,117.16 = 49,178.43 : x
  2. Step 2: Convert to fraction form
    133,359.03/200,117.16 = 49,178.43/x
  3. Step 3: Cross multiply
    133,359.03x = 200,117.16 × 49,178.43
  4. Step 4: Simplify right side
    133,359.03x = 9,841,447,744.86
  5. Step 5: Solve for x
    x = 9,841,447,744.86/133,359.03
  6. Step 6: Final answer
    x = 73,796.64

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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.