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Finding the Fourth Proportional to 243,745.51, 365,619.41 and 63,830.59

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Solution

The fourth proportional to 243,745.51, 365,619.41 and 63,830.59 is: 95,746.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,745.51 : 365,619.41 = 63,830.59 : x
  2. Step 2: Convert to fraction form
    243,745.51/365,619.41 = 63,830.59/x
  3. Step 3: Cross multiply
    243,745.51x = 365,619.41 × 63,830.59
  4. Step 4: Simplify right side
    243,745.51x = 23,337,701,076.31
  5. Step 5: Solve for x
    x = 23,337,701,076.31/243,745.51
  6. Step 6: Final answer
    x = 95,746.18

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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.