Home / 147,701.49-221,474.48-100,967.73

Finding the Fourth Proportional to 147,701.49, 221,474.48 and 100,967.73

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Solution

The fourth proportional to 147,701.49, 221,474.48 and 100,967.73 is: 151,398.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,701.49 : 221,474.48 = 100,967.73 : x
  2. Step 2: Convert to fraction form
    147,701.49/221,474.48 = 100,967.73/x
  3. Step 3: Cross multiply
    147,701.49x = 221,474.48 × 100,967.73
  4. Step 4: Simplify right side
    147,701.49x = 22,361,774,993.69
  5. Step 5: Solve for x
    x = 22,361,774,993.69/147,701.49
  6. Step 6: Final answer
    x = 151,398.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.