Home / 74,669.04-103,047.12-41,135.04

Finding the Fourth Proportional to 74,669.04, 103,047.12 and 41,135.04

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Solution

The fourth proportional to 74,669.04, 103,047.12 and 41,135.04 is: 56,768.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,669.04 : 103,047.12 = 41,135.04 : x
  2. Step 2: Convert to fraction form
    74,669.04/103,047.12 = 41,135.04/x
  3. Step 3: Cross multiply
    74,669.04x = 103,047.12 × 41,135.04
  4. Step 4: Simplify right side
    74,669.04x = 4,238,847,403.08
  5. Step 5: Solve for x
    x = 4,238,847,403.08/74,669.04
  6. Step 6: Final answer
    x = 56,768.47

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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.