Home / 133,211.13-199,895.50-49,030.42

Finding the Fourth Proportional to 133,211.13, 199,895.50 and 49,030.42

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Solution

The fourth proportional to 133,211.13, 199,895.50 and 49,030.42 is: 73,574.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,211.13 : 199,895.50 = 49,030.42 : x
  2. Step 2: Convert to fraction form
    133,211.13/199,895.50 = 49,030.42/x
  3. Step 3: Cross multiply
    133,211.13x = 199,895.50 × 49,030.42
  4. Step 4: Simplify right side
    133,211.13x = 9,800,959,321.63
  5. Step 5: Solve for x
    x = 9,800,959,321.63/133,211.13
  6. Step 6: Final answer
    x = 73,574.63

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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.