Home / 293,112-439,423.20-124,764.48

Finding the Fourth Proportional to 293,112, 439,423.20 and 124,764.48

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Solution

The fourth proportional to 293,112, 439,423.20 and 124,764.48 is: 187,042.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,112 : 439,423.20 = 124,764.48 : x
  2. Step 2: Convert to fraction form
    293,112/439,423.20 = 124,764.48/x
  3. Step 3: Cross multiply
    293,112x = 439,423.20 × 124,764.48
  4. Step 4: Simplify right side
    293,112x = 54,824,407,047.94
  5. Step 5: Solve for x
    x = 54,824,407,047.94/293,112
  6. Step 6: Final answer
    x = 187,042.52

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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.