Home / 74,074.15-102,223.49-41,810.43

Finding the Fourth Proportional to 74,074.15, 102,223.49 and 41,810.43

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Solution

The fourth proportional to 74,074.15, 102,223.49 and 41,810.43 is: 57,699.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,074.15 : 102,223.49 = 41,810.43 : x
  2. Step 2: Convert to fraction form
    74,074.15/102,223.49 = 41,810.43/x
  3. Step 3: Cross multiply
    74,074.15x = 102,223.49 × 41,810.43
  4. Step 4: Simplify right side
    74,074.15x = 4,274,008,025.06
  5. Step 5: Solve for x
    x = 4,274,008,025.06/74,074.15
  6. Step 6: Final answer
    x = 57,699.05

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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.