Home / 133,746.54-200,478.40-49,452.57

Finding the Fourth Proportional to 133,746.54, 200,478.40 and 49,452.57

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Solution

The fourth proportional to 133,746.54, 200,478.40 and 49,452.57 is: 74,126.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,746.54 : 200,478.40 = 49,452.57 : x
  2. Step 2: Convert to fraction form
    133,746.54/200,478.40 = 49,452.57/x
  3. Step 3: Cross multiply
    133,746.54x = 200,478.40 × 49,452.57
  4. Step 4: Simplify right side
    133,746.54x = 9,914,172,109.49
  5. Step 5: Solve for x
    x = 9,914,172,109.49/133,746.54
  6. Step 6: Final answer
    x = 74,126.57

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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.