Home / 268,448.16-370,459.20-147,601.92

Finding the Fourth Proportional to 268,448.16, 370,459.20 and 147,601.92

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Solution

The fourth proportional to 268,448.16, 370,459.20 and 147,601.92 is: 203,691.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,448.16 : 370,459.20 = 147,601.92 : x
  2. Step 2: Convert to fraction form
    268,448.16/370,459.20 = 147,601.92/x
  3. Step 3: Cross multiply
    268,448.16x = 370,459.20 × 147,601.92
  4. Step 4: Simplify right side
    268,448.16x = 54,680,489,201.66
  5. Step 5: Solve for x
    x = 54,680,489,201.66/268,448.16
  6. Step 6: Final answer
    x = 203,691.06

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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.