Home / 255,474.13-352,554.41-148,106.40

Finding the Fourth Proportional to 255,474.13, 352,554.41 and 148,106.40

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Solution

The fourth proportional to 255,474.13, 352,554.41 and 148,106.40 is: 204,386.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,474.13 : 352,554.41 = 148,106.40 : x
  2. Step 2: Convert to fraction form
    255,474.13/352,554.41 = 148,106.40/x
  3. Step 3: Cross multiply
    255,474.13x = 352,554.41 × 148,106.40
  4. Step 4: Simplify right side
    255,474.13x = 52,215,564,469.22
  5. Step 5: Solve for x
    x = 52,215,564,469.22/255,474.13
  6. Step 6: Final answer
    x = 204,386.90

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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.