Home / 119,290.11-164,622.41-65,577.39

Finding the Fourth Proportional to 119,290.11, 164,622.41 and 65,577.39

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Solution

The fourth proportional to 119,290.11, 164,622.41 and 65,577.39 is: 90,497.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,290.11 : 164,622.41 = 65,577.39 : x
  2. Step 2: Convert to fraction form
    119,290.11/164,622.41 = 65,577.39/x
  3. Step 3: Cross multiply
    119,290.11x = 164,622.41 × 65,577.39
  4. Step 4: Simplify right side
    119,290.11x = 10,795,507,655.42
  5. Step 5: Solve for x
    x = 10,795,507,655.42/119,290.11
  6. Step 6: Final answer
    x = 90,497.93

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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.