Home / 145,740.84-218,663.46-50,997.06

Finding the Fourth Proportional to 145,740.84, 218,663.46 and 50,997.06

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Solution

The fourth proportional to 145,740.84, 218,663.46 and 50,997.06 is: 76,513.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,740.84 : 218,663.46 = 50,997.06 : x
  2. Step 2: Convert to fraction form
    145,740.84/218,663.46 = 50,997.06/x
  3. Step 3: Cross multiply
    145,740.84x = 218,663.46 × 50,997.06
  4. Step 4: Simplify right side
    145,740.84x = 11,151,193,589.43
  5. Step 5: Solve for x
    x = 11,151,193,589.43/145,740.84
  6. Step 6: Final answer
    x = 76,513.86

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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.