Home / 374,519.55-561,779.33-125,169.15

Finding the Fourth Proportional to 374,519.55, 561,779.33 and 125,169.15

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Solution

The fourth proportional to 374,519.55, 561,779.33 and 125,169.15 is: 187,753.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,519.55 : 561,779.33 = 125,169.15 : x
  2. Step 2: Convert to fraction form
    374,519.55/561,779.33 = 125,169.15/x
  3. Step 3: Cross multiply
    374,519.55x = 561,779.33 × 125,169.15
  4. Step 4: Simplify right side
    374,519.55x = 70,317,440,597.82
  5. Step 5: Solve for x
    x = 70,317,440,597.82/374,519.55
  6. Step 6: Final answer
    x = 187,753.73

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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.