Home / 334,266.55-501,464.86-142,138.83

Finding the Fourth Proportional to 334,266.55, 501,464.86 and 142,138.83

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Solution

The fourth proportional to 334,266.55, 501,464.86 and 142,138.83 is: 213,235.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,266.55 : 501,464.86 = 142,138.83 : x
  2. Step 2: Convert to fraction form
    334,266.55/501,464.86 = 142,138.83/x
  3. Step 3: Cross multiply
    334,266.55x = 501,464.86 × 142,138.83
  4. Step 4: Simplify right side
    334,266.55x = 71,277,626,380.20
  5. Step 5: Solve for x
    x = 71,277,626,380.20/334,266.55
  6. Step 6: Final answer
    x = 213,235.89

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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.