Home / 246,154.90-339,711.68-137,266.60

Finding the Fourth Proportional to 246,154.90, 339,711.68 and 137,266.60

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Solution

The fourth proportional to 246,154.90, 339,711.68 and 137,266.60 is: 189,437.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,154.90 : 339,711.68 = 137,266.60 : x
  2. Step 2: Convert to fraction form
    246,154.90/339,711.68 = 137,266.60/x
  3. Step 3: Cross multiply
    246,154.90x = 339,711.68 × 137,266.60
  4. Step 4: Simplify right side
    246,154.90x = 46,631,064,909.00
  5. Step 5: Solve for x
    x = 46,631,064,909.00/246,154.90
  6. Step 6: Final answer
    x = 189,437.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.