Home / 119,269.17-164,591.51-65,553.75

Finding the Fourth Proportional to 119,269.17, 164,591.51 and 65,553.75

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Solution

The fourth proportional to 119,269.17, 164,591.51 and 65,553.75 is: 90,464.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,269.17 : 164,591.51 = 65,553.75 : x
  2. Step 2: Convert to fraction form
    119,269.17/164,591.51 = 65,553.75/x
  3. Step 3: Cross multiply
    119,269.17x = 164,591.51 × 65,553.75
  4. Step 4: Simplify right side
    119,269.17x = 10,789,590,370.89
  5. Step 5: Solve for x
    x = 10,789,590,370.89/119,269.17
  6. Step 6: Final answer
    x = 90,464.20

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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.