Home / 113,860.20-170,790.30-34,978.35

Finding the Fourth Proportional to 113,860.20, 170,790.30 and 34,978.35

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Solution

The fourth proportional to 113,860.20, 170,790.30 and 34,978.35 is: 52,467.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,860.20 : 170,790.30 = 34,978.35 : x
  2. Step 2: Convert to fraction form
    113,860.20/170,790.30 = 34,978.35/x
  3. Step 3: Cross multiply
    113,860.20x = 170,790.30 × 34,978.35
  4. Step 4: Simplify right side
    113,860.20x = 5,973,962,890.01
  5. Step 5: Solve for x
    x = 5,973,962,890.01/113,860.20
  6. Step 6: Final answer
    x = 52,467.53

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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.