Home / 113,872.08-170,808.12-57,703.44

Finding the Fourth Proportional to 113,872.08, 170,808.12 and 57,703.44

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Solution

The fourth proportional to 113,872.08, 170,808.12 and 57,703.44 is: 86,555.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,872.08 : 170,808.12 = 57,703.44 : x
  2. Step 2: Convert to fraction form
    113,872.08/170,808.12 = 57,703.44/x
  3. Step 3: Cross multiply
    113,872.08x = 170,808.12 × 57,703.44
  4. Step 4: Simplify right side
    113,872.08x = 9,856,216,103.93
  5. Step 5: Solve for x
    x = 9,856,216,103.93/113,872.08
  6. Step 6: Final answer
    x = 86,555.16

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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.