Home / 268,669.38-370,763.73-147,808.06

Finding the Fourth Proportional to 268,669.38, 370,763.73 and 147,808.06

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Solution

The fourth proportional to 268,669.38, 370,763.73 and 147,808.06 is: 203,975.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,669.38 : 370,763.73 = 147,808.06 : x
  2. Step 2: Convert to fraction form
    268,669.38/370,763.73 = 147,808.06/x
  3. Step 3: Cross multiply
    268,669.38x = 370,763.73 × 147,808.06
  4. Step 4: Simplify right side
    268,669.38x = 54,801,867,649.66
  5. Step 5: Solve for x
    x = 54,801,867,649.66/268,669.38
  6. Step 6: Final answer
    x = 203,975.11

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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.