Home / 326,135.32-450,088.03-188,320.06

Finding the Fourth Proportional to 326,135.32, 450,088.03 and 188,320.06

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Solution

The fourth proportional to 326,135.32, 450,088.03 and 188,320.06 is: 259,893.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,135.32 : 450,088.03 = 188,320.06 : x
  2. Step 2: Convert to fraction form
    326,135.32/450,088.03 = 188,320.06/x
  3. Step 3: Cross multiply
    326,135.32x = 450,088.03 × 188,320.06
  4. Step 4: Simplify right side
    326,135.32x = 84,760,606,911.87
  5. Step 5: Solve for x
    x = 84,760,606,911.87/326,135.32
  6. Step 6: Final answer
    x = 259,893.98

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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.