Home / 94,687.98-142,031.79-55,217.42

Finding the Fourth Proportional to 94,687.98, 142,031.79 and 55,217.42

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Solution

The fourth proportional to 94,687.98, 142,031.79 and 55,217.42 is: 82,826.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,687.98 : 142,031.79 = 55,217.42 : x
  2. Step 2: Convert to fraction form
    94,687.98/142,031.79 = 55,217.42/x
  3. Step 3: Cross multiply
    94,687.98x = 142,031.79 × 55,217.42
  4. Step 4: Simplify right side
    94,687.98x = 7,842,628,291.62
  5. Step 5: Solve for x
    x = 7,842,628,291.62/94,687.98
  6. Step 6: Final answer
    x = 82,826.02

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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.