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Finding the Fourth Proportional to 75,059, 103,581.42 and 41,527.16

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Solution

The fourth proportional to 75,059, 103,581.42 and 41,527.16 is: 57,307.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,059 : 103,581.42 = 41,527.16 : x
  2. Step 2: Convert to fraction form
    75,059/103,581.42 = 41,527.16/x
  3. Step 3: Cross multiply
    75,059x = 103,581.42 × 41,527.16
  4. Step 4: Simplify right side
    75,059x = 4,301,442,201.37
  5. Step 5: Solve for x
    x = 4,301,442,201.37/75,059
  6. Step 6: Final answer
    x = 57,307.48

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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.