Home / 266,215.52-367,374.62-145,356.44

Finding the Fourth Proportional to 266,215.52, 367,374.62 and 145,356.44

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Solution

The fourth proportional to 266,215.52, 367,374.62 and 145,356.44 is: 200,590.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,215.52 : 367,374.62 = 145,356.44 : x
  2. Step 2: Convert to fraction form
    266,215.52/367,374.62 = 145,356.44/x
  3. Step 3: Cross multiply
    266,215.52x = 367,374.62 × 145,356.44
  4. Step 4: Simplify right side
    266,215.52x = 53,400,265,436.07
  5. Step 5: Solve for x
    x = 53,400,265,436.07/266,215.52
  6. Step 6: Final answer
    x = 200,590.35

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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.