Home / 119,270.88-164,585.52-65,554.56

Finding the Fourth Proportional to 119,270.88, 164,585.52 and 65,554.56

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Solution

The fourth proportional to 119,270.88, 164,585.52 and 65,554.56 is: 90,460.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,270.88 : 164,585.52 = 65,554.56 : x
  2. Step 2: Convert to fraction form
    119,270.88/164,585.52 = 65,554.56/x
  3. Step 3: Cross multiply
    119,270.88x = 164,585.52 × 65,554.56
  4. Step 4: Simplify right side
    119,270.88x = 10,789,331,345.97
  5. Step 5: Solve for x
    x = 10,789,331,345.97/119,270.88
  6. Step 6: Final answer
    x = 90,460.73

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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.