Home / 119,723.41-165,225.71-66,008.30

Finding the Fourth Proportional to 119,723.41, 165,225.71 and 66,008.30

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Solution

The fourth proportional to 119,723.41, 165,225.71 and 66,008.30 is: 91,095.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,723.41 : 165,225.71 = 66,008.30 : x
  2. Step 2: Convert to fraction form
    119,723.41/165,225.71 = 66,008.30/x
  3. Step 3: Cross multiply
    119,723.41x = 165,225.71 × 66,008.30
  4. Step 4: Simplify right side
    119,723.41x = 10,906,267,903.35
  5. Step 5: Solve for x
    x = 10,906,267,903.35/119,723.41
  6. Step 6: Final answer
    x = 91,095.54

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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.