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Finding the Fourth Proportional to 266,077.98, 367,174.62 and 145,216.26

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Solution

The fourth proportional to 266,077.98, 367,174.62 and 145,216.26 is: 200,391.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,077.98 : 367,174.62 = 145,216.26 : x
  2. Step 2: Convert to fraction form
    266,077.98/367,174.62 = 145,216.26/x
  3. Step 3: Cross multiply
    266,077.98x = 367,174.62 × 145,216.26
  4. Step 4: Simplify right side
    266,077.98x = 53,319,725,083.32
  5. Step 5: Solve for x
    x = 53,319,725,083.32/266,077.98
  6. Step 6: Final answer
    x = 200,391.35

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1.5x scale

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.