Home / 94,720.14-142,087.89-31,537.98

Finding the Fourth Proportional to 94,720.14, 142,087.89 and 31,537.98

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Solution

The fourth proportional to 94,720.14, 142,087.89 and 31,537.98 is: 47,309.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,720.14 : 142,087.89 = 31,537.98 : x
  2. Step 2: Convert to fraction form
    94,720.14/142,087.89 = 31,537.98/x
  3. Step 3: Cross multiply
    94,720.14x = 142,087.89 × 31,537.98
  4. Step 4: Simplify right side
    94,720.14x = 4,481,165,033.06
  5. Step 5: Solve for x
    x = 4,481,165,033.06/94,720.14
  6. Step 6: Final answer
    x = 47,309.53

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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.