Home / 119,291.97-164,623.10-65,577.32

Finding the Fourth Proportional to 119,291.97, 164,623.10 and 65,577.32

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Solution

The fourth proportional to 119,291.97, 164,623.10 and 65,577.32 is: 90,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,291.97 : 164,623.10 = 65,577.32 : x
  2. Step 2: Convert to fraction form
    119,291.97/164,623.10 = 65,577.32/x
  3. Step 3: Cross multiply
    119,291.97x = 164,623.10 × 65,577.32
  4. Step 4: Simplify right side
    119,291.97x = 10,795,541,708.09
  5. Step 5: Solve for x
    x = 10,795,541,708.09/119,291.97
  6. Step 6: Final answer
    x = 90,496.80

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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.