Home / 105,204,774.78-145,187,073.27-58,795,028.28

Finding the Fourth Proportional to 105,204,774.78, 145,187,073.27 and 58,795,028.28

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Solution

The fourth proportional to 105,204,774.78, 145,187,073.27 and 58,795,028.28 is: 81,139,645.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,204,774.78 : 145,187,073.27 = 58,795,028.28 : x
  2. Step 2: Convert to fraction form
    105,204,774.78/145,187,073.27 = 58,795,028.28/x
  3. Step 3: Cross multiply
    105,204,774.78x = 145,187,073.27 × 58,795,028.28
  4. Step 4: Simplify right side
    105,204,774.78x = 8,536,278,078,800,083
  5. Step 5: Solve for x
    x = 8,536,278,078,800,083/105,204,774.78
  6. Step 6: Final answer
    x = 81,139,645.01

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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.