Home / 90,279,129.53-124,623,334.31-60,950,187.43

Finding the Fourth Proportional to 90,279,129.53, 124,623,334.31 and 60,950,187.43

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Solution

The fourth proportional to 90,279,129.53, 124,623,334.31 and 60,950,187.43 is: 84,137,005.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,279,129.53 : 124,623,334.31 = 60,950,187.43 : x
  2. Step 2: Convert to fraction form
    90,279,129.53/124,623,334.31 = 60,950,187.43/x
  3. Step 3: Cross multiply
    90,279,129.53x = 124,623,334.31 × 60,950,187.43
  4. Step 4: Simplify right side
    90,279,129.53x = 7,595,815,584,346,050
  5. Step 5: Solve for x
    x = 7,595,815,584,346,050/90,279,129.53
  6. Step 6: Final answer
    x = 84,137,005.13

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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.