Home / 114,944,074.82-158,754,778.10-83,721,227.16

Finding the Fourth Proportional to 114,944,074.82, 158,754,778.10 and 83,721,227.16

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Solution

The fourth proportional to 114,944,074.82, 158,754,778.10 and 83,721,227.16 is: 115,631,404.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,944,074.82 : 158,754,778.10 = 83,721,227.16 : x
  2. Step 2: Convert to fraction form
    114,944,074.82/158,754,778.10 = 83,721,227.16/x
  3. Step 3: Cross multiply
    114,944,074.82x = 158,754,778.10 × 83,721,227.16
  4. Step 4: Simplify right side
    114,944,074.82x = 13,291,144,840,536,170
  5. Step 5: Solve for x
    x = 13,291,144,840,536,170/114,944,074.82
  6. Step 6: Final answer
    x = 115,631,404.76

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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.