Home / 101,267,504.52-139,749,584.34-54,857,758.68

Finding the Fourth Proportional to 101,267,504.52, 139,749,584.34 and 54,857,758.68

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Solution

The fourth proportional to 101,267,504.52, 139,749,584.34 and 54,857,758.68 is: 75,703,938.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,267,504.52 : 139,749,584.34 = 54,857,758.68 : x
  2. Step 2: Convert to fraction form
    101,267,504.52/139,749,584.34 = 54,857,758.68/x
  3. Step 3: Cross multiply
    101,267,504.52x = 139,749,584.34 × 54,857,758.68
  4. Step 4: Simplify right side
    101,267,504.52x = 7,666,348,973,354,027
  5. Step 5: Solve for x
    x = 7,666,348,973,354,027/101,267,504.52
  6. Step 6: Final answer
    x = 75,703,938.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.