Home / 195,561.60-269,875.12-106,137.60

Finding the Fourth Proportional to 195,561.60, 269,875.12 and 106,137.60

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Solution

The fourth proportional to 195,561.60, 269,875.12 and 106,137.60 is: 146,469.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,561.60 : 269,875.12 = 106,137.60 : x
  2. Step 2: Convert to fraction form
    195,561.60/269,875.12 = 106,137.60/x
  3. Step 3: Cross multiply
    195,561.60x = 269,875.12 × 106,137.60
  4. Step 4: Simplify right side
    195,561.60x = 28,643,897,536.51
  5. Step 5: Solve for x
    x = 28,643,897,536.51/195,561.60
  6. Step 6: Final answer
    x = 146,469.95

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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.