Home / 331,071.90-496,612.40-94,414.60

Finding the Fourth Proportional to 331,071.90, 496,612.40 and 94,414.60

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Solution

The fourth proportional to 331,071.90, 496,612.40 and 94,414.60 is: 141,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,071.90 : 496,612.40 = 94,414.60 : x
  2. Step 2: Convert to fraction form
    331,071.90/496,612.40 = 94,414.60/x
  3. Step 3: Cross multiply
    331,071.90x = 496,612.40 × 94,414.60
  4. Step 4: Simplify right side
    331,071.90x = 46,887,461,101.04
  5. Step 5: Solve for x
    x = 46,887,461,101.04/331,071.90
  6. Step 6: Final answer
    x = 141,623.20

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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.