Home / 74,682.05-112,022.97-34,679.16

Finding the Fourth Proportional to 74,682.05, 112,022.97 and 34,679.16

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Solution

The fourth proportional to 74,682.05, 112,022.97 and 34,679.16 is: 52,018.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,682.05 : 112,022.97 = 34,679.16 : x
  2. Step 2: Convert to fraction form
    74,682.05/112,022.97 = 34,679.16/x
  3. Step 3: Cross multiply
    74,682.05x = 112,022.97 × 34,679.16
  4. Step 4: Simplify right side
    74,682.05x = 3,884,862,631.90
  5. Step 5: Solve for x
    x = 3,884,862,631.90/74,682.05
  6. Step 6: Final answer
    x = 52,018.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.