Home / 180,501.98-271,001.43-91,815.50

Finding the Fourth Proportional to 180,501.98, 271,001.43 and 91,815.50

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Solution

The fourth proportional to 180,501.98, 271,001.43 and 91,815.50 is: 137,849.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,501.98 : 271,001.43 = 91,815.50 : x
  2. Step 2: Convert to fraction form
    180,501.98/271,001.43 = 91,815.50/x
  3. Step 3: Cross multiply
    180,501.98x = 271,001.43 × 91,815.50
  4. Step 4: Simplify right side
    180,501.98x = 24,882,131,796.17
  5. Step 5: Solve for x
    x = 24,882,131,796.17/180,501.98
  6. Step 6: Final answer
    x = 137,849.63

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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.