Home / 231,752.20-347,628.30-73,992.20

Finding the Fourth Proportional to 231,752.20, 347,628.30 and 73,992.20

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Solution

The fourth proportional to 231,752.20, 347,628.30 and 73,992.20 is: 110,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,752.20 : 347,628.30 = 73,992.20 : x
  2. Step 2: Convert to fraction form
    231,752.20/347,628.30 = 73,992.20/x
  3. Step 3: Cross multiply
    231,752.20x = 347,628.30 × 73,992.20
  4. Step 4: Simplify right side
    231,752.20x = 25,721,782,699.26
  5. Step 5: Solve for x
    x = 25,721,782,699.26/231,752.20
  6. Step 6: Final answer
    x = 110,988.30

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1.5x scale

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.