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Finding the Fourth Proportional to 267,690.74, 369,410.29 and 146,831.58

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Solution

The fourth proportional to 267,690.74, 369,410.29 and 146,831.58 is: 202,625.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,690.74 : 369,410.29 = 146,831.58 : x
  2. Step 2: Convert to fraction form
    267,690.74/369,410.29 = 146,831.58/x
  3. Step 3: Cross multiply
    267,690.74x = 369,410.29 × 146,831.58
  4. Step 4: Simplify right side
    267,690.74x = 54,241,096,181.88
  5. Step 5: Solve for x
    x = 54,241,096,181.88/267,690.74
  6. Step 6: Final answer
    x = 202,625.98

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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.