Home / 255,475.13-352,555.79-148,107.40

Finding the Fourth Proportional to 255,475.13, 352,555.79 and 148,107.40

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Solution

The fourth proportional to 255,475.13, 352,555.79 and 148,107.40 is: 204,388.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,475.13 : 352,555.79 = 148,107.40 : x
  2. Step 2: Convert to fraction form
    255,475.13/352,555.79 = 148,107.40/x
  3. Step 3: Cross multiply
    255,475.13x = 352,555.79 × 148,107.40
  4. Step 4: Simplify right side
    255,475.13x = 52,216,118,908.53
  5. Step 5: Solve for x
    x = 52,216,118,908.53/255,475.13
  6. Step 6: Final answer
    x = 204,388.27

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.