Home / 89,028,753.23-133,545,754.25-75,992,712.05

Finding the Fourth Proportional to 89,028,753.23, 133,545,754.25 and 75,992,712.05

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Solution

The fourth proportional to 89,028,753.23, 133,545,754.25 and 75,992,712.05 is: 113,991,308.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,028,753.23 : 133,545,754.25 = 75,992,712.05 : x
  2. Step 2: Convert to fraction form
    89,028,753.23/133,545,754.25 = 75,992,712.05/x
  3. Step 3: Cross multiply
    89,028,753.23x = 133,545,754.25 × 75,992,712.05
  4. Step 4: Simplify right side
    89,028,753.23x = 10,148,504,048,459,186
  5. Step 5: Solve for x
    x = 10,148,504,048,459,186/89,028,753.23
  6. Step 6: Final answer
    x = 113,991,308.20

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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.