Home / 313,046.02-469,470.48-102,634.75

Finding the Fourth Proportional to 313,046.02, 469,470.48 and 102,634.75

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Solution

The fourth proportional to 313,046.02, 469,470.48 and 102,634.75 is: 153,919.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,046.02 : 469,470.48 = 102,634.75 : x
  2. Step 2: Convert to fraction form
    313,046.02/469,470.48 = 102,634.75/x
  3. Step 3: Cross multiply
    313,046.02x = 469,470.48 × 102,634.75
  4. Step 4: Simplify right side
    313,046.02x = 48,183,985,347.18
  5. Step 5: Solve for x
    x = 48,183,985,347.18/313,046.02
  6. Step 6: Final answer
    x = 153,919.81

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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.