Home / 113,265.92-169,899.90-34,380.16

Finding the Fourth Proportional to 113,265.92, 169,899.90 and 34,380.16

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Solution

The fourth proportional to 113,265.92, 169,899.90 and 34,380.16 is: 51,570.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,265.92 : 169,899.90 = 34,380.16 : x
  2. Step 2: Convert to fraction form
    113,265.92/169,899.90 = 34,380.16/x
  3. Step 3: Cross multiply
    113,265.92x = 169,899.90 × 34,380.16
  4. Step 4: Simplify right side
    113,265.92x = 5,841,185,745.98
  5. Step 5: Solve for x
    x = 5,841,185,745.98/113,265.92
  6. Step 6: Final answer
    x = 51,570.55

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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.