Home / 119,947.67-165,527.78-66,232.79

Finding the Fourth Proportional to 119,947.67, 165,527.78 and 66,232.79

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Solution

The fourth proportional to 119,947.67, 165,527.78 and 66,232.79 is: 91,401.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,947.67 : 165,527.78 = 66,232.79 : x
  2. Step 2: Convert to fraction form
    119,947.67/165,527.78 = 66,232.79/x
  3. Step 3: Cross multiply
    119,947.67x = 165,527.78 × 66,232.79
  4. Step 4: Simplify right side
    119,947.67x = 10,963,365,533.10
  5. Step 5: Solve for x
    x = 10,963,365,533.10/119,947.67
  6. Step 6: Final answer
    x = 91,401.24

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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.