Home / 120,303.90-180,404.91-36,076.05

Finding the Fourth Proportional to 120,303.90, 180,404.91 and 36,076.05

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Solution

The fourth proportional to 120,303.90, 180,404.91 and 36,076.05 is: 54,098.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,303.90 : 180,404.91 = 36,076.05 : x
  2. Step 2: Convert to fraction form
    120,303.90/180,404.91 = 36,076.05/x
  3. Step 3: Cross multiply
    120,303.90x = 180,404.91 × 36,076.05
  4. Step 4: Simplify right side
    120,303.90x = 6,508,296,553.41
  5. Step 5: Solve for x
    x = 6,508,296,553.41/120,303.90
  6. Step 6: Final answer
    x = 54,098.80

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1.5x scale

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.