Home / 185,607.42-278,408.70-45,367.26

Finding the Fourth Proportional to 185,607.42, 278,408.70 and 45,367.26

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Solution

The fourth proportional to 185,607.42, 278,408.70 and 45,367.26 is: 68,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,607.42 : 278,408.70 = 45,367.26 : x
  2. Step 2: Convert to fraction form
    185,607.42/278,408.70 = 45,367.26/x
  3. Step 3: Cross multiply
    185,607.42x = 278,408.70 × 45,367.26
  4. Step 4: Simplify right side
    185,607.42x = 12,630,639,879.16
  5. Step 5: Solve for x
    x = 12,630,639,879.16/185,607.42
  6. Step 6: Final answer
    x = 68,050.30

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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.