Home / 74,703.04-103,089.64-41,169.04

Finding the Fourth Proportional to 74,703.04, 103,089.64 and 41,169.04

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Solution

The fourth proportional to 74,703.04, 103,089.64 and 41,169.04 is: 56,812.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,703.04 : 103,089.64 = 41,169.04 : x
  2. Step 2: Convert to fraction form
    74,703.04/103,089.64 = 41,169.04/x
  3. Step 3: Cross multiply
    74,703.04x = 103,089.64 × 41,169.04
  4. Step 4: Simplify right side
    74,703.04x = 4,244,101,512.75
  5. Step 5: Solve for x
    x = 4,244,101,512.75/74,703.04
  6. Step 6: Final answer
    x = 56,812.97

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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.