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Finding the Fourth Proportional to 75,373, 104,014.74 and 41,842.12

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Solution

The fourth proportional to 75,373, 104,014.74 and 41,842.12 is: 57,742.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,373 : 104,014.74 = 41,842.12 : x
  2. Step 2: Convert to fraction form
    75,373/104,014.74 = 41,842.12/x
  3. Step 3: Cross multiply
    75,373x = 104,014.74 × 41,842.12
  4. Step 4: Simplify right side
    75,373x = 4,352,197,232.85
  5. Step 5: Solve for x
    x = 4,352,197,232.85/75,373
  6. Step 6: Final answer
    x = 57,742.13

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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.