Home / 133,890.48-200,707.52-49,628.03

Finding the Fourth Proportional to 133,890.48, 200,707.52 and 49,628.03

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Solution

The fourth proportional to 133,890.48, 200,707.52 and 49,628.03 is: 74,394.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,890.48 : 200,707.52 = 49,628.03 : x
  2. Step 2: Convert to fraction form
    133,890.48/200,707.52 = 49,628.03/x
  3. Step 3: Cross multiply
    133,890.48x = 200,707.52 × 49,628.03
  4. Step 4: Simplify right side
    133,890.48x = 9,960,717,572.11
  5. Step 5: Solve for x
    x = 9,960,717,572.11/133,890.48
  6. Step 6: Final answer
    x = 74,394.52

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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.