Home / 119,727.99-165,225.31-66,012.08

Finding the Fourth Proportional to 119,727.99, 165,225.31 and 66,012.08

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Solution

The fourth proportional to 119,727.99, 165,225.31 and 66,012.08 is: 91,097.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,727.99 : 165,225.31 = 66,012.08 : x
  2. Step 2: Convert to fraction form
    119,727.99/165,225.31 = 66,012.08/x
  3. Step 3: Cross multiply
    119,727.99x = 165,225.31 × 66,012.08
  4. Step 4: Simplify right side
    119,727.99x = 10,906,865,390.59
  5. Step 5: Solve for x
    x = 10,906,865,390.59/119,727.99
  6. Step 6: Final answer
    x = 91,097.04

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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.