Home / 259,001.44-388,400.04-125,842.30

Finding the Fourth Proportional to 259,001.44, 388,400.04 and 125,842.30

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Solution

The fourth proportional to 259,001.44, 388,400.04 and 125,842.30 is: 188,713.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,001.44 : 388,400.04 = 125,842.30 : x
  2. Step 2: Convert to fraction form
    259,001.44/388,400.04 = 125,842.30/x
  3. Step 3: Cross multiply
    259,001.44x = 388,400.04 × 125,842.30
  4. Step 4: Simplify right side
    259,001.44x = 48,877,154,353.69
  5. Step 5: Solve for x
    x = 48,877,154,353.69/259,001.44
  6. Step 6: Final answer
    x = 188,713.83

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1.5x scale

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.