Home / 293,072.85-439,512.88-103,498.83

Finding the Fourth Proportional to 293,072.85, 439,512.88 and 103,498.83

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Solution

The fourth proportional to 293,072.85, 439,512.88 and 103,498.83 is: 155,214.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,072.85 : 439,512.88 = 103,498.83 : x
  2. Step 2: Convert to fraction form
    293,072.85/439,512.88 = 103,498.83/x
  3. Step 3: Cross multiply
    293,072.85x = 439,512.88 × 103,498.83
  4. Step 4: Simplify right side
    293,072.85x = 45,489,066,393.62
  5. Step 5: Solve for x
    x = 45,489,066,393.62/293,072.85
  6. Step 6: Final answer
    x = 155,214.20

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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.