Home / 133,782.10-200,531.74-49,488.13

Finding the Fourth Proportional to 133,782.10, 200,531.74 and 49,488.13

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Solution

The fourth proportional to 133,782.10, 200,531.74 and 49,488.13 is: 74,179.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,782.10 : 200,531.74 = 49,488.13 : x
  2. Step 2: Convert to fraction form
    133,782.10/200,531.74 = 49,488.13/x
  3. Step 3: Cross multiply
    133,782.10x = 200,531.74 × 49,488.13
  4. Step 4: Simplify right side
    133,782.10x = 9,923,940,818.25
  5. Step 5: Solve for x
    x = 9,923,940,818.25/133,782.10
  6. Step 6: Final answer
    x = 74,179.89

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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.