Home / 120,952.73-166,474.08-106,518.17

Finding the Fourth Proportional to 120,952.73, 166,474.08 and 106,518.17

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Solution

The fourth proportional to 120,952.73, 166,474.08 and 106,518.17 is: 146,606.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,952.73 : 166,474.08 = 106,518.17 : x
  2. Step 2: Convert to fraction form
    120,952.73/166,474.08 = 106,518.17/x
  3. Step 3: Cross multiply
    120,952.73x = 166,474.08 × 106,518.17
  4. Step 4: Simplify right side
    120,952.73x = 17,732,513,521.66
  5. Step 5: Solve for x
    x = 17,732,513,521.66/120,952.73
  6. Step 6: Final answer
    x = 146,606.98

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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.