Home / 119,743.35-165,246.98-66,030.27

Finding the Fourth Proportional to 119,743.35, 165,246.98 and 66,030.27

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Solution

The fourth proportional to 119,743.35, 165,246.98 and 66,030.27 is: 91,122.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,743.35 : 165,246.98 = 66,030.27 : x
  2. Step 2: Convert to fraction form
    119,743.35/165,246.98 = 66,030.27/x
  3. Step 3: Cross multiply
    119,743.35x = 165,246.98 × 66,030.27
  4. Step 4: Simplify right side
    119,743.35x = 10,911,302,375.93
  5. Step 5: Solve for x
    x = 10,911,302,375.93/119,743.35
  6. Step 6: Final answer
    x = 91,122.41

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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.