Home / 119,735.10-165,235.59-66,022.02

Finding the Fourth Proportional to 119,735.10, 165,235.59 and 66,022.02

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Solution

The fourth proportional to 119,735.10, 165,235.59 and 66,022.02 is: 91,111.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,735.10 : 165,235.59 = 66,022.02 : x
  2. Step 2: Convert to fraction form
    119,735.10/165,235.59 = 66,022.02/x
  3. Step 3: Cross multiply
    119,735.10x = 165,235.59 × 66,022.02
  4. Step 4: Simplify right side
    119,735.10x = 10,909,187,427.69
  5. Step 5: Solve for x
    x = 10,909,187,427.69/119,735.10
  6. Step 6: Final answer
    x = 91,111.02

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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.