Home / 536,110.20-804,165.30-142,126.20

Finding the Fourth Proportional to 536,110.20, 804,165.30 and 142,126.20

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Solution

The fourth proportional to 536,110.20, 804,165.30 and 142,126.20 is: 213,189.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,110.20 : 804,165.30 = 142,126.20 : x
  2. Step 2: Convert to fraction form
    536,110.20/804,165.30 = 142,126.20/x
  3. Step 3: Cross multiply
    536,110.20x = 804,165.30 × 142,126.20
  4. Step 4: Simplify right side
    536,110.20x = 114,292,958,260.86
  5. Step 5: Solve for x
    x = 114,292,958,260.86/536,110.20
  6. Step 6: Final answer
    x = 213,189.30

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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.