Home / 325,088.34-448,712.09-189,148.55

Finding the Fourth Proportional to 325,088.34, 448,712.09 and 189,148.55

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Solution

The fourth proportional to 325,088.34, 448,712.09 and 189,148.55 is: 261,077.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,088.34 : 448,712.09 = 189,148.55 : x
  2. Step 2: Convert to fraction form
    325,088.34/448,712.09 = 189,148.55/x
  3. Step 3: Cross multiply
    325,088.34x = 448,712.09 × 189,148.55
  4. Step 4: Simplify right side
    325,088.34x = 84,873,238,001.67
  5. Step 5: Solve for x
    x = 84,873,238,001.67/325,088.34
  6. Step 6: Final answer
    x = 261,077.46

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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.