Home / 119,724.20-165,220.67-66,011.13

Finding the Fourth Proportional to 119,724.20, 165,220.67 and 66,011.13

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Solution

The fourth proportional to 119,724.20, 165,220.67 and 66,011.13 is: 91,096.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,724.20 : 165,220.67 = 66,011.13 : x
  2. Step 2: Convert to fraction form
    119,724.20/165,220.67 = 66,011.13/x
  3. Step 3: Cross multiply
    119,724.20x = 165,220.67 × 66,011.13
  4. Step 4: Simplify right side
    119,724.20x = 10,906,402,796.00
  5. Step 5: Solve for x
    x = 10,906,402,796.00/119,724.20
  6. Step 6: Final answer
    x = 91,096.06

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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.