Home / 119,774.92-165,289.62-66,058.44

Finding the Fourth Proportional to 119,774.92, 165,289.62 and 66,058.44

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Solution

The fourth proportional to 119,774.92, 165,289.62 and 66,058.44 is: 91,160.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,774.92 : 165,289.62 = 66,058.44 : x
  2. Step 2: Convert to fraction form
    119,774.92/165,289.62 = 66,058.44/x
  3. Step 3: Cross multiply
    119,774.92x = 165,289.62 × 66,058.44
  4. Step 4: Simplify right side
    119,774.92x = 10,918,774,445.39
  5. Step 5: Solve for x
    x = 10,918,774,445.39/119,774.92
  6. Step 6: Final answer
    x = 91,160.77

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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.