Home / 185,425.74-278,136.48-45,184.37

Finding the Fourth Proportional to 185,425.74, 278,136.48 and 45,184.37

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Solution

The fourth proportional to 185,425.74, 278,136.48 and 45,184.37 is: 67,776.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,425.74 : 278,136.48 = 45,184.37 : x
  2. Step 2: Convert to fraction form
    185,425.74/278,136.48 = 45,184.37/x
  3. Step 3: Cross multiply
    185,425.74x = 278,136.48 × 45,184.37
  4. Step 4: Simplify right side
    185,425.74x = 12,567,420,401.58
  5. Step 5: Solve for x
    x = 12,567,420,401.58/185,425.74
  6. Step 6: Final answer
    x = 67,776.03

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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.