Home / 180,981.90-271,518.96-127,777.52

Finding the Fourth Proportional to 180,981.90, 271,518.96 and 127,777.52

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Solution

The fourth proportional to 180,981.90, 271,518.96 and 127,777.52 is: 191,698.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,981.90 : 271,518.96 = 127,777.52 : x
  2. Step 2: Convert to fraction form
    180,981.90/271,518.96 = 127,777.52/x
  3. Step 3: Cross multiply
    180,981.90x = 271,518.96 × 127,777.52
  4. Step 4: Simplify right side
    180,981.90x = 34,694,017,984.18
  5. Step 5: Solve for x
    x = 34,694,017,984.18/180,981.90
  6. Step 6: Final answer
    x = 191,698.83

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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.