Home / 314,917.53-472,234.13-90,226.53

Finding the Fourth Proportional to 314,917.53, 472,234.13 and 90,226.53

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Solution

The fourth proportional to 314,917.53, 472,234.13 and 90,226.53 is: 135,299.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,917.53 : 472,234.13 = 90,226.53 : x
  2. Step 2: Convert to fraction form
    314,917.53/472,234.13 = 90,226.53/x
  3. Step 3: Cross multiply
    314,917.53x = 472,234.13 × 90,226.53
  4. Step 4: Simplify right side
    314,917.53x = 42,608,046,897.47
  5. Step 5: Solve for x
    x = 42,608,046,897.47/314,917.53
  6. Step 6: Final answer
    x = 135,299.06

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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.