Home / 259,148.10-388,776.69-146,882.10

Finding the Fourth Proportional to 259,148.10, 388,776.69 and 146,882.10

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Solution

The fourth proportional to 259,148.10, 388,776.69 and 146,882.10 is: 220,354.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,148.10 : 388,776.69 = 146,882.10 : x
  2. Step 2: Convert to fraction form
    259,148.10/388,776.69 = 146,882.10/x
  3. Step 3: Cross multiply
    259,148.10x = 388,776.69 × 146,882.10
  4. Step 4: Simplify right side
    259,148.10x = 57,104,336,658.25
  5. Step 5: Solve for x
    x = 57,104,336,658.25/259,148.10
  6. Step 6: Final answer
    x = 220,354.06

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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.