Home / 243,573.48-336,185.64-148,059.90

Finding the Fourth Proportional to 243,573.48, 336,185.64 and 148,059.90

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Solution

The fourth proportional to 243,573.48, 336,185.64 and 148,059.90 is: 204,355.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,573.48 : 336,185.64 = 148,059.90 : x
  2. Step 2: Convert to fraction form
    243,573.48/336,185.64 = 148,059.90/x
  3. Step 3: Cross multiply
    243,573.48x = 336,185.64 × 148,059.90
  4. Step 4: Simplify right side
    243,573.48x = 49,775,612,239.84
  5. Step 5: Solve for x
    x = 49,775,612,239.84/243,573.48
  6. Step 6: Final answer
    x = 204,355.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.