Home / 177,046.90-265,721.55-71,941.30

Finding the Fourth Proportional to 177,046.90, 265,721.55 and 71,941.30

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Solution

The fourth proportional to 177,046.90, 265,721.55 and 71,941.30 is: 107,973.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,046.90 : 265,721.55 = 71,941.30 : x
  2. Step 2: Convert to fraction form
    177,046.90/265,721.55 = 71,941.30/x
  3. Step 3: Cross multiply
    177,046.90x = 265,721.55 × 71,941.30
  4. Step 4: Simplify right side
    177,046.90x = 19,116,353,745.02
  5. Step 5: Solve for x
    x = 19,116,353,745.02/177,046.90
  6. Step 6: Final answer
    x = 107,973.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.