Home / 109,449.09-164,182.95-34,549.20

Finding the Fourth Proportional to 109,449.09, 164,182.95 and 34,549.20

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Solution

The fourth proportional to 109,449.09, 164,182.95 and 34,549.20 is: 51,826.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,449.09 : 164,182.95 = 34,549.20 : x
  2. Step 2: Convert to fraction form
    109,449.09/164,182.95 = 34,549.20/x
  3. Step 3: Cross multiply
    109,449.09x = 164,182.95 × 34,549.20
  4. Step 4: Simplify right side
    109,449.09x = 5,672,389,576.14
  5. Step 5: Solve for x
    x = 5,672,389,576.14/109,449.09
  6. Step 6: Final answer
    x = 51,826.74

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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.