Home / 94,231.20-141,346.80-31,051.20

Finding the Fourth Proportional to 94,231.20, 141,346.80 and 31,051.20

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Solution

The fourth proportional to 94,231.20, 141,346.80 and 31,051.20 is: 46,576.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,231.20 : 141,346.80 = 31,051.20 : x
  2. Step 2: Convert to fraction form
    94,231.20/141,346.80 = 31,051.20/x
  3. Step 3: Cross multiply
    94,231.20x = 141,346.80 × 31,051.20
  4. Step 4: Simplify right side
    94,231.20x = 4,388,987,756.16
  5. Step 5: Solve for x
    x = 4,388,987,756.16/94,231.20
  6. Step 6: Final answer
    x = 46,576.80

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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.