Home / 146,490.30-219,771.45-41,307.90

Finding the Fourth Proportional to 146,490.30, 219,771.45 and 41,307.90

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Solution

The fourth proportional to 146,490.30, 219,771.45 and 41,307.90 is: 61,972.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,490.30 : 219,771.45 = 41,307.90 : x
  2. Step 2: Convert to fraction form
    146,490.30/219,771.45 = 41,307.90/x
  3. Step 3: Cross multiply
    146,490.30x = 219,771.45 × 41,307.90
  4. Step 4: Simplify right side
    146,490.30x = 9,078,297,079.46
  5. Step 5: Solve for x
    x = 9,078,297,079.46/146,490.30
  6. Step 6: Final answer
    x = 61,972.00

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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.