Home / 119,803.34-165,329.07-66,087.58

Finding the Fourth Proportional to 119,803.34, 165,329.07 and 66,087.58

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Solution

The fourth proportional to 119,803.34, 165,329.07 and 66,087.58 is: 91,201.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,803.34 : 165,329.07 = 66,087.58 : x
  2. Step 2: Convert to fraction form
    119,803.34/165,329.07 = 66,087.58/x
  3. Step 3: Cross multiply
    119,803.34x = 165,329.07 × 66,087.58
  4. Step 4: Simplify right side
    119,803.34x = 10,926,198,780.52
  5. Step 5: Solve for x
    x = 10,926,198,780.52/119,803.34
  6. Step 6: Final answer
    x = 91,201.12

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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.