Home / 74,648.12-103,009.68-41,114.12

Finding the Fourth Proportional to 74,648.12, 103,009.68 and 41,114.12

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Solution

The fourth proportional to 74,648.12, 103,009.68 and 41,114.12 is: 56,734.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,648.12 : 103,009.68 = 41,114.12 : x
  2. Step 2: Convert to fraction form
    74,648.12/103,009.68 = 41,114.12/x
  3. Step 3: Cross multiply
    74,648.12x = 103,009.68 × 41,114.12
  4. Step 4: Simplify right side
    74,648.12x = 4,235,152,344.68
  5. Step 5: Solve for x
    x = 4,235,152,344.68/74,648.12
  6. Step 6: Final answer
    x = 56,734.88

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1.5x scale

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.