Home / 74,003.26-102,089.87-48,502.84

Finding the Fourth Proportional to 74,003.26, 102,089.87 and 48,502.84

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Solution

The fourth proportional to 74,003.26, 102,089.87 and 48,502.84 is: 66,911.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,003.26 : 102,089.87 = 48,502.84 : x
  2. Step 2: Convert to fraction form
    74,003.26/102,089.87 = 48,502.84/x
  3. Step 3: Cross multiply
    74,003.26x = 102,089.87 × 48,502.84
  4. Step 4: Simplify right side
    74,003.26x = 4,951,648,119.78
  5. Step 5: Solve for x
    x = 4,951,648,119.78/74,003.26
  6. Step 6: Final answer
    x = 66,911.22

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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.