Home / 335,830.10-503,627.55-99,110.10

Finding the Fourth Proportional to 335,830.10, 503,627.55 and 99,110.10

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Solution

The fourth proportional to 335,830.10, 503,627.55 and 99,110.10 is: 148,630.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,830.10 : 503,627.55 = 99,110.10 : x
  2. Step 2: Convert to fraction form
    335,830.10/503,627.55 = 99,110.10/x
  3. Step 3: Cross multiply
    335,830.10x = 503,627.55 × 99,110.10
  4. Step 4: Simplify right side
    335,830.10x = 49,914,576,843.26
  5. Step 5: Solve for x
    x = 49,914,576,843.26/335,830.10
  6. Step 6: Final answer
    x = 148,630.44

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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.